/foy"euhr, foy"ay/ ; Fr. /fwann yay"/ , n. , pl. foyers /-euhrz, -ayz/ ; Fr. /-yay"/ .
1. the lobby of a theater, hotel, or apartment house.
2. a vestibule or entrance hall in a house or apartment.
[ 1855-60; focarium, equiv. to L foc ( us ) hearth (cf. FOCUS) + - arium -ARIUM ]