Go for broke
WordNet
verb
(1) Risk everything in one big effort
"The cyclist went for broke at the end of the race"
WiktionaryText
Etymology
From craps slang, meaning “to wager everything on one roll”: one would be broke, bankrupt if one loses.
Popularized by the movie Go for Broke! (1951), which is named for the 442nd Infantry Regiment’s unit motto.
Verb
go for broke
- To wager everything.
- To try everything possible or do last thing possible in a final attempt.