once and for all
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once and for all
Permanently. Tom went back to the outpost to settle his feud once and for all. The president is hoping to silence critics once and for all with this latest law.
once and for all
finally; permanently. Sue: I'm going to get this place organized once and for all! Alice: That'll be the day! "We need to get this straightened out once and for all," said Bob, for the fourth time today.
once and for all
As a settled matter, finally, permanently, as in Once and for all, we're not hiring that organist again, or We've settled that question once and for all. This expression is in effect an abbreviation for "one time and for all time." [Late 1400s]