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у него не все дома stresses
gen.	he is not quite all there; he is slightly touched; he is a little wrong in the upper storey; he is bats; he is half-baked; he is a little wanting (винтика не хватает); he is off his chump; he is nuts; he is sick in the head; he isn't all there; he isn't quite all there; he isn't quite right in the head; he is not all there; he is not the brightest light on the Christmas tree; the light is on, but no one's at home; he's not playing with a full deck (corsinet.com); he's three nuts short of a fruitcake; he's not the brightest light on the Christmas tree (corsinet.com); the motor's running, but the car is in 'park' (corsinet.com); he has bats in his belfry (Anglophile); he has a tile loose; he has a screw loose (corsinet.com Tanya Gesse)
Gruzovik	there's no place like home
inf.	he is a bit of a freak person; he is not all there; he is out of his head; he blew a fuse (Andrey Truhachev)
Makarov.	he is queer in the head; he is touched in the head; he is a little wanting; he is soft in the brain; he has a cylinder missing
proverb	not all there; there is nobody at home
slang	he is a button short; he is a few cans short of a six pack (or he is not "all there"); he has a few buttons missing (Anglophile); a few cards short of a deck (VLZ_58); one wave short of a shipwreck (VLZ_58); one sandwich short of a picnic (VLZ_58); his elevator doesn't go all the way to the top floor (VLZ_58)
slang, amer.	there is nobody home
у него «не все дома»
gen.	he is touched (in his mind)
у него не всё дома
gen.	he is not playing with a full deck; he is not quite right in the head

у него не все дома: 2 phrases in 1 subject

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