The explanation of sex to a young person; usually delivered by his/her parents.
"Son, it's time we talked about the birds and the bees."
Dense. Imbasil. Someone lacking the slightest degree of intelligence. A total idiot who has no concept of the ramifications of his (or her) actions.
You want to jump out of that airplane from 50,000 feet without a parachute like some STiMULi?
A different term for the abbreviation lol. Cui is the abbreviation for 'Crack Up Inside'
Instant Messanger 1: you smell lyke dog shyt
Instant Messanger 2: lol
::now with cui::
Instant Messanger 1: you smell lyke dog shyt
Instant Messanger 2: cui
Noun: Singular and Plural in reference to a person, or group of persons
Definition: A member or members of the Northern California gang Nuestra Familia, commonly known outside of prison as the Nortenos (see Norteno). Populararized by the late, great Joey Andriuex (RIP).
Ex: Dude, I totally just got chased down the street by some Nar Nars.