the cardinal number that is the sum of one and one and one

one of four playing cards in a deck having three pips

Three, at cards, dice, or dominoes; a card, die, or domino of three spots or pips.

The three at cards.

A three at cards; a card of three spots.

It was as if, in the game, a red four which one had neglected to " play up" should actually permit victory after an intricate series of disasters, by providing a temporary resting- place for a black trey, otherwise fatally obstructive, causing the player to marvel afresh at that last fateful but apparently chance shuffle. – The Boss of Little Arcady by Harry Leon Wilson

" That's right," agreed the flabby man, laying the trey of diamonds carefully upon the four of clubs and peeping to see what the next card would have been; " all the laws are against the poor man, and we're ground right down." – Get-Rich-Quick Wallingford by George Randolph Chester

The points in the home tables are known by their numbers, which correspond to the faces of a die, and are called: ace point, deuce point, trey point, four point, five point, and six point. – Entertainments for Home, Church and School by Frederica Seeger

When Trey told her that he had no idea where her brother was, she believed him. – Someone Comes to Town, Someone Leaves Town by Cory Doctorow

" Stop being such a baby," she told Trey as he clutched at his foot. – Someone Comes to Town, Someone Leaves Town by Cory Doctorow

He reasoned thus: There were fifty- two cards in the full deck; there were exactly four, neither more nor less, of each ace, deuce, trey and so forth until one got to the king; there were, also, just four men drawing cards; each man, if he played his hand out, could draw five cards. – The Desert Valley by Jackson Gregory

Presently Portlaw began in a babyish- irritated voice: " I've buried the deuce and trey of diamonds, and blocked myself-" " Oh, shut up!" – The Firing Line by Robert W. Chambers

No, Trey, I thought I'd keep this between the two of us. – Someone Comes to Town, Someone Leaves Town by Cory Doctorow

A can of formaline still eluded me, but I looked dubiously at my limp trey of clubs. – Jungle Peace by William Beebe

" Hey, Trey," she said. – Someone Comes to Town, Someone Leaves Town by Cory Doctorow