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When a teacher writes on a chalk board and doesn't explain anything. THey don't talk about it, they write about it, and expect you to know a whole new concept.
GUY 1: hey, did you get what he was talking about in physics? i didnt understand those notes.

GUY2:no way, he's the worst teacher, all chalk talk. Doesn't explain anything.

GUY1: i know what a fag.
by blurox December 20, 2007
the talk hockey players get while in the dressing room in between periods.
guy 1: wow our team is playing really shitty.
guy 2: yeah there going to get a heck of a chalk talk after this.
by aLyB February 06, 2011