all fours
noun
- (of an animal) on all four legs
- (of a person) on hands and knees
Wiktionary
noun
- The four legs of a quadruped.
- The four limbs of a primate.
“to be on all fours”
- A card game similar to whist.
“'Twas a bad leg allowed me to read the Pilgrim's Progress, and Mark Clark learnt All-Fours in a whitlow.”
“Other games were cribbage, all fours, ruff and honours, French ruff, five cards, costly colours, bon ace, putt, plain dealing, Queen Nazareen, pennech, post and pair, bankafalat, beast.”
- A certain game of dominos.