A synonym to cheers. Though it is, unlike the more universal term "cheers", only used when taking in beverages.

This uttering would for the most part be considered posh.
In more formal parties one could raise his/her glass facing another person, and say: "chin-chin" before drinking.
by Poul Erik July 13, 2006
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A delicious snack cookie originating from Nigeria
'at our Nigerian parties, every table will have a paper plate filled with chin chin'
by Laety April 20, 2006
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A Human Male's Penis. Orginally from the Japanese Language and adapted for English by Dave Attel.
"That deserves a chin chin!"

"I wanna put my chin chin on your chin."
by Spyder Edwards December 6, 2004
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In Mexico, "chin chin" is a nice way to say "chinga a tu madre" or "fuck your mother"
chin chin el que llegue no baile - He, who does not dance, fuck your mother
by La_muy_ Aca December 27, 2014
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1.) That one Asian kid who's better than you at everything, but also too nice to get mad at. She stresses on tests only to get 110%. Everybody knows her name and you can use it to flex your connections.

2.) A mysterious person who you know is hiding a massive dark secret. Most likely plotting the end of the world while posing to be innocent and loving
"Yeah, my FRIEND Chin Chin helped me with my homework"
"Oh Chin Chin? She's super smart!"
by Julenium April 9, 2019
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said when something good happens, usually followed by rub a dub dub 3 ducks in a tub
Chin Chin !!!!
Rub a dub dub
3 ducks in a tub (gibby)
by jamin_jamie July 19, 2009
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