all fives
/ˌɔːl ˈfʌɪvz/noun
1 Humorous. on all fives: on hands, knees (or feet), and another part of the body (later especially the buttocks).
- In later use chiefly in the contexts of hiking, climbing, etc..
2 Cards. A variation of all fours in which the winner of a trick scores the face value of any trump cards it contains, as well as an additional five points if the trick contains the five of trumps.
- The winner of the game is the first player to score sixty-one points..
3 Dominoes. A game in which points are scored only when the sum of the spots at the two ends is five or a multiple thereof.
Origin
Late 18th century; earliest use found in The Monthly Review. From all + the plural of five, after all fours.