AIO:  All-in-One

AI2:  All-in-Two

Aplix (Also known as hook & loop):  It's just the type of closure method and refers to nappies that fasten with velcro

AWJ:  Athletic wicking jersey, a type of fabric (used as stay-dry layer in some nappies)

Booster:  Any extra insert/fabric added to a cloth nappy for additional absorbency

Boingo:  A type of snappy, it's used with a flat, prefold or fitted to fasten the nappy on to baby

CD:  Cloth diaper/nappy

Cloth wipes:  Washable alternative to disposable wipes (aka wetwipes)

Cloth wipe solution:  Can be as simple as plain water or water with a little baby wash and a few drops of oil added

Contour:  Similar to a fitted nappy, but with no attached fasteners (ie snaps or velcro). Can be with or without leg and waist elastics. Requires a fastener (snappy/boingo/pins) and a waterproof cover

Cover:  Waterproof layer, shaped like a nappy to go over an absorbent nappy like a prefold, flat, fitted. Can also be used with an insert laid in, similar to an AI2

CV:  Cotton velour, a type of fabric typically used against the skin in fitteds/hybrid fitteds

Delaminating:  When the plastic coating on PUL or TPU covers separates from the fabric. This can happen due to an incorrect washing routine (temperatures over 60C, repeated soaking) or a manufacturing fault (in which case it will delaminate quite soon and needs to be replaced by the retailer)   

De-NIP:  Put a new nappy on baby for the first time, ie the nappy is no longer NIP (New in Package)

Diaper pail:  Nappy bucket used to store soiled nappies

Diaper sprayer:  Sprayer attachment connected to your toilet, used to spray poop off nappies (bidet sprayer)

Double leg gusset:  Double row of elastics around the legs, most often found on covers

Dry bucket/pail:  Bucket to store nappies in until wash day. Dry bucket refers to the fact that there is no soaking of nappies involved

Dunk & swish:  Getting rid of the poop in/on a cloth nappy by swirling it around in the toilet bowl before putting it in your dry bucket

EBF:  Exclusively Breast Fed (normally used to refer to runny newborn poop)

EC:  Elimination Communication

FDR:  Fold down rise (used on fitteds/hybrid fitteds to adjust the size of the nappy)

Fluff:  Nickname for cloth nappies 

Fluffmail:  Receiving cloth nappies you ordered online eg: I have fluffmail!

FOE:  Fold over elastic

FOTW:  Fluff on the way

Hook & loop:  The generic name for what we commonly refer to as Velcro (which is actually a brandname) 

Insert:  Absorbent part (usually rectangle shaped and consisting of a few layers) of a pocket nappy. Also sometimes used interchangeably with booster

Lanolise:  The process to make a wool soaker water repellant

Laundry tabs:  Little squares of fabric on the inside top of a nappy with velcro/hook & loop fastening which enables you to fasten the velcro to it so that the velcro doesn't hook on other items in the wash.

LG:  Little girl

LB:  Little boy

Liner:  Cloth (fleece) or disposable liner placed inside a cloth nappy (closest to the skin) to help catch poop, protect your nappy from cloth-unsafe bumcreams or stains or as a stay-dry layer to keep baby's skin dry

LO:  Little one

Longies:  Nappy cover/soaker made of wool, in the shape of long pants. For use over fitteds

Loones:  Cloth nappy friendly pants made from stretchy cotton knit/lycra, featuring a bum circle on the back. Available as shorts (shortiloones), long pants (maxaloones) or with a skirt attachment (skirtiloones)

MCN:  Modern cloth nappy

MF:  Microfibre. A type of fabric mostly used in inserts, usually for pocket nappies

Microsuede:  Type of fabric typically used as interior lining in pockets, provides a stay-dry effect (refer "stay-dry)

Natural fibres:  Fabric made from naturally occurring resources - eg cotton, hemp. Natural fibres require prepping in order to reach maximum absorbency (see "prepping")

NB: Newborn

OBV:  Organic Bamboo Velour

OBF:  Organic Bamboo Fleece

OS:  One Size

OSFA:  One Size fits all (usually actually OSFM)

OSFM:  One Size fits most

OTB:  On the bum

Padfolded:  A type of flat/prefold fold. A flat/prefold is fold into an insert-sized rectangle in order to stuff it into a pocket, lay it in a cover or add it to any other nappy for extra absorbency. This is done by folding the flat in half (top to bottom, in half again (left to right), and finally into thirds

Pail liner:  A waterproof bag used as lining in your nappy bucket. This bag can be washed with your cloth nappies 

PIF:  Pay it forward

PL:  Potty Learning - Similar to potty training, but the emphasis is on the child playing an active or leading role in becoming independent in the bathroom (so no active potty teaching)

PT:  Potty Training

Prepping:  The process of washing and drying natural fibres several times in order to increase absorbency. Natural fibres are considered fully prepped after 6 - 8 washes. The nappy can be worn in between washes during the prepping stage, just be aware that you will need to change it sooner due to the absorbency not being at maximum yet

PUL:  Polyurethane Laminate - an outer waterproof fabric

RAOK:  Random Act of Kindness  

Repelling:  Instead of absorbing liquid, the fabric pushes liquid away, leading to leaks. This is usually caused by using non-cloth safe bum creams and/or using softener on your nappies 

SAHM:  Stay at home mom 

SDR:  Snap-down rise. This is commonly found on OSFM nappies and consists of 3 or 4 rows of snaps on the front of the nappy which can be snapped down to adjust the rise/size

Serged:  Overlocked edging on a nappy, usually found on fitteds/hybrid fitteds 

Shell:  See cover and AI2. Usually used to refer to the cover part of an AI2

Shorties:  Nappy cover/soaker made of wool, with short legs (ie shaped like shorts). For use over fitteds

SIO:   Similar to an AIO, but with an insert that snaps in instead of being sewn in

Snappi:  A fastener with three legs and hooks on each end, used in place of pins to fasten a prefold/flat or snapless fitted onto baby         

Sposie:  Disposable nappy

Stash:  Collection of cloth nappies

Stay-dry:  Refers to the fabric touching baby's skin wicking moisture away from baby's bum to provide a stay-dry effect. Examples of stay-dry fabrics are microsuede, fleece and athletic wicking jersey. Commonly used as the interior lining in pockets or for reusable liners

Stripping:  Getting rid of ammoniah/softener build-up on a cloth nappy --> refer to the "how to strip my nappies" page under the  "Washing" tab 

Stuff:  Placing an insert inside the pocket opening of a pocket nappy

Sun/Sunning:  Hanging nappies in direct sunlight to get rid of stains

TPU:  Thermoplastic Polyurethane - waterproof layer, similar to PUL (the process of manufacturing is just a little different)

Trifold:  Folding a prefold into thirds, lengthways. The trifolded prefold can now be simply placed in a cover (this functions similarly to an AI2 system), stuffed into a pocket or used to add additional absorbency to any nappy.

TTO:  Tea-tree oil

Turned and topstitched (T&T):  The edges of the nappy are hemmed in such a way that the raw edges are hidden inside 

WAHM:  Work at Home Mom

Wet bucket/pail:  Bucket with water in which nappies are soaked before wash day. This is NOT recommended for modern cloth nappies

Wet bag:  Waterproof bag used to store dirty nappies while out and about

Wicking:  Wetness from inside the cloth nappy seeps out to the outside of the nappy. This is more common with nappies that have hidden PUL and an outer layer of absorbent fabric eg cotton 

WOHM:  Work out of home mom