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Val speak. Another word synonymous with "duh!" used to comment on another person's lack of awareness of the obvious.
A term of derision, noting slowness on the uptake.
"Oh my god! You didn't know that? Like cha!"
by Dezgra Killer March 23, 2005

Words related to like cha!

A preppy teen expression. Usually used when mocking or using sarcasm. Also used faking a preppy teen american accent.
Girl 1: "Omg.. like.. look at her hair! She needs to use like, conditioner.."

Girl 2: Like cha, I know!
by Minta May 14, 2004