1. When something is grimey; low class.

2. something gross
"Eww, what is that girl wearing? That is so chachi."

"That club was so chachi, I dont wanna go back there ever again."
by ChoMaster September 19, 2009
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When your partner farts on your face before sex.
This chick was cray cray. She wanted to give me a Chachi before we got busy.
by Krista Mommie Dearest NZ June 4, 2020
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A sexual act involving the bung hole.
and to finish me off she went a did a chachi
by mrrammalangadingdong January 26, 2011
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(Adj.) A word people in New Jersey say to express an awkward moment.
Tim and Bob are hanging out and Bobs mom walks past them.

Tim:Your moms so hot.
Bob:Chachi....
by Chachihuman August 21, 2013
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In guyanese terms, your huband's sister. (Chacha for your husband's brother.)
Meh chachie propah dance up at de party lass nite!!!
by bud-ee shamu June 29, 2006
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That grade A cocaine. The best blow you've ever had.
Mike: Hey you got any blow for the weekend?

Don: bro I got that chachi, swing by
by Irres January 26, 2017
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