To squat or crouch. The Welsh word is 'cwat'.
c.f. twti-down, coopy-down

Pronounced 'quarvers' to mean a trembling in the voice, as in "She've got a nice little voice, but there's all them quarvers in it!" Also used for affectations in the voice.

Queenie/Queenie Ball
A children's ball game.

Originally a guinea, now a pound (sterling).

Quids in
Well off; "Since he's got a job there, he's quids in..."

Quite, not...
Not really, as in "'E 'aven't quite got the 'ang of it yet... !"