chuck up verb3 •(UK, slang) To vomit; throw up.She got ridiculously drunk last night and chucked up in the back of the minicab on the way home.Take it easy on the roller coasters or you're going to chuck up your lunch. •(old-fashioned) To chuck up the sponge; to give up; to admit defeat; to break a contract; to abandon or quit (something).But when you've tried it once or twice, And do not find it over nice, If it's dear at any price, Chuck it up. If it's not a paying game, Not worth the candle — all the same, Chuck it up. — 1891 •(slang, no longer used) To be released from prison. formschucked up · chucking up · chucks up