an adjective used to describe someone who you think is very cool, someone you'd like to spend time with. is generally used with a preceeding adverb, such as very, pretty, definitely, etc.

1) a synonym for cool/dope/sweet (i.e. thats so chill)
2) a synonym for "hang out" (i.e. let's chill)
3) a synonym for "no thanks" (i.e. umm...I'm chill on that)
4) smoking pot (i.e. wanna chill during lunch?)
5) you need to calm down (i.e. you need the chill the F out man)
6) being intoxicated by marijuana and/or being relaxed (i.e. i am so chilled out right now)
7) yes, that sounds good (i.e. Matt: Want to iceskate? Sam: thats chill dude)
8) something that is cold (i.e. there is a chill to the air)
9) stayting in (i.e. Jamie: Want to get wasted tonight? Kyle: nah man I'm just going to chill tonight)

Just remember, some of these phrases are quite similar if not exactly similar, so your tone of voice is essential when using this word.

A term often used by males to manipulate a female into hanging out with him when his real intention is to have sex with her. Also a code word for sex. Commonly used when a female gives a male her number and when he calls her, asks her to chill with him without knowing much about her yet which shows his true intentions is to really have sex.

unrelaxed or hyper, but a slang way of saying it

(v) the act of smoking weed and or under the influence of weed.

An exclamation meaning something is awesome.

1. Relaxing.
2. A conscious effort to maintain a calm demeanor or, regain composure.

Also chill'n