tongue and groove

Noun

 * 1) A joint, in flooring or panelling, made by fitting a ridge (tongue) along the edge of one board into a corresponding slot (groove) on another.

Translations

 * Catalan:
 * Finnish: ponttiliitos,
 * German: Nut und Feder
 * Ingrian: puntta
 * Irish: teanga agus eitre
 * Italian:, maschio e femmina
 * Maori: hono awa-arero
 * Norwegian: not og fjær
 * Russian:
 * Spanish:, machimbre