lose at

lose something at something

to lose a wager at playing something or at gambling. I lost a fortune at gambling. We lost all our money at dice.
See also: lose

lose at something

to be defeated at a particular game or activity. We lost at basketball but we won at football this weekend. I hate to lose at checkers.
See also: lose
References in periodicals archive ?
If you've managed to lose at least 30 pounds--and keep it off for a year or more--the National Weight Control Registry wants to see what you have in common with other successful dieters.
But if I don't lose at least 10 pounds it'll never fit.