like cha! 

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!"

like cha! by Dezgra Killer March 23, 2005

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!

like cha by Minta May 14, 2004