Mentally unsound, as in Physically, she’s quite healthy for ninety, but we suspect she’s not right in the head. This usage was first recorded as right in his wits in 1662.
[noh-truhmp] /ˈnoʊˈtrʌmp/ Bridge. adjective 1. (of a hand, bid, or contract) without a trump suit; noting a bid or contract to be played without naming a trump suit. noun 2. the declaration to play a no-trump contract. noun 1. a bid or contract to play without trumps adjective 2. (of a hand) of balanced distribution […]
[not] /nɒt/ noun 1. a Boolean operator that returns a positive result if its operand is negative and a negative result if its operand is positive. /nɒt/ adverb 1. 2. (conjunction) not that, which is not to say or suppose that: I expect to lose the game — not that I mind Also (archaic) not […]
- Not say boo
verb phrase To keep silent; not respond: He didn’t say boo when I called him a thief [1940s+; perhaps fr earlier not say boo to a goose, ”to be afraid or too timid to speak”]
- Not so hot
adjective phrase Not very good; mediocre; poor: I didn’t flunk, but my record isn’t so hot [1926+ Teenagers; the form not so warm is found by 1900]