boxcars

boxcars
    n 1: (usually plural) an expression used when two dice are
         thrown and both come up showing six spots
    

51 Moby Thesaurus words for "boxcars":
      L, Sexagesima, boxcar, dozen, duodecimo, eighty, eleven, fifteen,
      fifty, five and twenty, fortnight, forty, four and twenty,
      fourscore, fourscore and ten, fourteen, half a hundred, long dozen,
      ninety, nonagenarian, octogenarian, quindecennial, quindecim,
      quindecima, quindene, score, septuagenarian, seventy, sexagenarian,
      sexagenary, sexagesimo-quarto, sixteen, sixteenmo, sixty,
      sixty-four, sixty-fourmo, teens, thirteen, thirty-two,
      thirty-twomo, threescore, threescore and ten, twelve, twelvemo,
      twenty, twenty-five, twenty-four, twenty-fourmo, two dozen,
      two weeks, twoscore