Definitions for playhouseˈpleɪˌhaʊs; -ˌhaʊ zɪz Random House
Webster's College Dictionary play•houseˈpleɪˌhaʊs; -ˌhaʊ
zɪz(n.)(pl.)-hous•es Ref: theater (def. 1). 1 a small house for
children to play in. Origin of playhouse: 1590–1600; cf. OE
pleghūs, as gloss of L theātrumtheater playhouse, wendy
house(noun) plaything consisting of a small model of a house
that children can play inside of A theater; a venue for
performing plays. A toy house for children to play in; a cubby
house or Wendy house. Origin: play + house a building used for
dramatic exhibitions; a theater a house for children to play in;
a toyhouse