Abbreviation of japanese expression Chotto Mate which is the informal version of Chotto matte kudasai
It basically means Wait for a bit.
In other situations it could be translated as 'no', because some japanese people use it to say no in the least offensive form possible.
Chomama, I'm not ready yet
by Vanilla苺 September 27, 2020
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Chomama is basically another term for big boobs because Arisa Ichigaya has big CHOMAMAS.

Chomama originated from the song "I-I Never Said Love!" By Arisa Ichigaya from the series BanG Dream!

Chomama = Big Juicy Thicc Japanese Oppai
Holy shit those CHOMAMAS ARE THICC!
by hitomidesuwu August 19, 2020
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