Definition
To be absolutely sure of something; to be certain enough of something to wager everything.
In Context
- "He talks about it a lot, but I would bet my bottom dollar that he has never actually been there."
- "But I’ll bet my bottom dollar that you’re wrong."
- "The sun'll come out Tomorrow Bet your bottom dollar That tomorrow There'll be sun!"
Also Said As
- bet a dollar to a doughnut
- bet one's boots
- bet one's life
- bet the farm
- stake one's life