Noun. A very chill and mellow person who enjoys the art of smoking blunts, pipes and all sorts of the marijuana plants. You use this word to describe someone who is totally random.

A man who messes around with other men, but no one would ever know by looking or talking to him. Used by gay black men to identify masculine gay men or DL Brothas.

Describes a person that becomes too involved in being lazy, and refuses to partake in outside activities.

someone who constantly fucks up in everything they do. they can’t do absolute shit and therefore always cost their teammates.

Noun. The Friar.
Noun. Slang. a person, esp. one who is annoying or contemptible.
Noun. The Koster, Slang. (used as an intensifier, esp. with WH-questions, to express annoyance, impatience, etc.)

Interjection - Slang. (used to express anger, disgust, peremptory rejection, etc., often fol. by a pronoun, as you or it.)

Verb. Slang. to treat unfairly or harshly.

Verb Phrase: koster up, Slang.
a. to bungle or botch; ruin.
b. to act stupidly or carelessly; cause trouble; mess up.
Verb Phrase. Fuck off, Slang.
a. to shirk one's duty; malinger.
b. go away: used as an exclamation of impatience.
c. to waste time.

Idiom. Give a koster, Slang. to care; be concerned.

When a boy named foster and a girl named Kylie are a great couple together they get a couple name of koster hope you to are great together .p.s Kylie like Foster Loyer