troika

(noun) a Russian carriage pulled by three horses abreast.

(noun) the cardinal number that is the sum of one and one and one. Synonyms: three, 3, III, trio, threesome, tierce, leash, triad, trine, trinity, ternary, ternion, triplet, tercet, terzetto, trey, deuce-ace.

(noun) a modern Russian triumvirate.