once and for all

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.
See also: all, and, for, once
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
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.
See also: all, and, for, once
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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]
See also: all, and, for, once
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
once and for all (or once for all) now and for the last time; finally.
See also: all, and, for, once
Farlex Partner Idioms Dictionary © Farlex 2017
;once and for ;all finally and definitely: I’ve decided once and for all that this city is not the place for me.
See also: all, and, for, once
Farlex Partner Idioms Dictionary © Farlex 2017
once and for all
Finally and decisively. This phrase, literally meaning “this one final time which will serve forever,” dates from the fifteenth century. The earliest appearance in print is in William Caxton’s translation of the Foure Sonnes of Aymon (ca. 1489): “We oughte to ask it of hym ones for all.”
See also: all, and, for, once
The Dictionary of Clich;s by Christine Ammer Copyright © 2013 by Christine Ammer
See also:
once more
at once
stampede out of
stampede out of (some place)
all at once
(every) once in a while
every once in a while
once in a while
fortune knocks once at every man's door
once or twice

***
once and for all  adverb
endgueltig adv
ein fuer alle Mal adv
I am going to end this discussion once and for all. Ich werde diese Diskussion ein fuer alle Mal beenden.
less common:
abschliessend adv  · f;r immer adv  · definitiv adv
Examples:
That settles the matter once and for all.—Damit ist die Sache endgueltig entschieden.
once-and-for-all migration n—einmalige Migration f
See also:
one and all adv —samt und sonders adv
once for all adv —endgueltig adv
for all —f;r alle
for once adv —ausnahmsweise adv
See alternative translations