WARNINGS:

WAFF- Warm and Fuzzy Feelings
OOC- Out Of Character
Angst- extreme sorrow (emo-ness)
Yaoi- Male/Male sexual relationships
Yuri- Female/Female sexual relationships
M/F- Straight Male/Female relationships
Threesome- I think it speaks for itself.
Moresome- multiple partner pairings and possibly orgies. O.O
Lemon- Basically explicit sexual encounters between any and all characters.
Lime- Softcore sexual encounters between characters.
Fluff- chick flick stuff.
Violence
Shouta- relationship/sex with a minor
Furry- Any characters that are animals or half animals,etc.
Swearing
Drug/Alcohol Abuse

Abuse/Child Abuse- abuse of a character (child or other)
Bloodplay- usually comes into play in vampire stories. Basically any sexual bloodletting/sucking, etc.
Shonen-ai- Boy love (does not necessarily mean m/m sex)
Shojo-ai- Girl love (does not necessarily mean f/f sex)
XOVER- corssovers; any story that has characters from two or more animes, mangas, etc involved in the plot.
Tort- torture of any charatcers.
Bond- Bondage (chains, ropes, handcuffs, etc) restricting a character during a sexual encounter.
S/M- Sadist/Masochist (whips, hot wax, etc. and dom/sub characters)
Non-Con- Non consensual sex of any kind, including rape.
MPREG- Male pregnancy
Preg- pregnancy

(Anymore that I missed, just let me know and I will add them to the list.)


RATINGS:

G- General for all audiences
PG- Parental Guidance (Minor language, violence, etc.)
PG-13- Parental Guidance below 13 (minor sexuality, language, violence, tort,etc.)
M/NC-17- No readers below 17 (adult content, explicit sexual encounters, violence, tort, etc.)
R- Restricted to readers below the age of 18 (All of the adult warnings.)