The Collaborative International Dictionary of English v.0.48:

Full house \Full house\ (Poker)
   A hand containing three of a kind and a pair, as three kings
   and two tens. It ranks above a flush and below four of a
   kind.
   [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

full house
    n 1: a poker hand with 3 of a kind and a pair

Moby Thesaurus II by Grady Ward, 1.0:

48 Moby Thesaurus words for "full house":
   ace, bellyful, best bower, bower, bumper, capacity, cards, charge,
   clubs, complement, cram, crush, deck, deuce, diamonds, dummy,
   face cards, fill, flush, full measure, hand, hearts, jack, jam up,
   joker, king, knave, lading, left bower, load, mouthful, pack, pair,
   picture cards, playing cards, queen, round, royal flush, rubber,
   ruff, singleton, skinful, snootful, spades, straight, trey, trick,
   trump