not
[ not ]
/ nɒt /
adverb
(used to express negation, denial, refusal, or prohibition): You must not do that. It's not far from here.
U.S. Slang.
(used jocularly as a postpositive interjection to indicate that a previous statement is untrue): I just love working overtime without pay. Not!
Idioms for not
not so much, Informal.
(an expression of dismissive scorn, ambivalence, or skepticism): Attractive? Yes. Smart? Not so much. Is the world coming to an end? Yeah, not so much.
Origin of not
1275–1325; Middle English; weak variant of
nought
WORDS THAT MAY BE CONFUSED WITH not
knot notWords nearby not
Definition for not (2 of 3)
NOT
[ not ]
/ nɒt /
noun
a Boolean operator that returns a positive result if its operand is negative and a negative result if its operand is positive.
Definition for not (3 of 3)
British Dictionary definitions for not (1 of 2)
not
/ (nɒt) /
adverb
- used to negate the sentence, phrase, or word that it modifiesI will not stand for it
- (in combination)they cannot go
not that (conjunction)
which is not to say or suppose that
I expect to lose the game — not that I mind Also (archaic): not but what
sentence substitute
used to indicate denial, negation, or refusal
certainly not
Word Origin for not
C14
not, variant of
nought nothing, from Old English
nāwiht, from
nā no +
wiht creature, thing. See
naught,
nought
British Dictionary definitions for not (2 of 2)
Idioms and Phrases with not
not