Synonyms of 'push the boat out'
▷ See boat
celebrateDictionary, party, large it (British, slang)I earn enough to push the boat out now and again.
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If you party, you enjoy yourself doing things such as going out to parties, drinking, dancing, and talking to people.
Let's party like there's no tomorrow!
Thesaurus for push the boat out from the Collins English Thesaurus
to celebrate , esp lavishly and expensively