Definition of Piat in English:

Piat

(also PIAT, piat, P.I.A.T.)

noun

historical
  • A type of small anti-tank mortar used in the Second World War (1939–45).

Origin

1940s; earliest use found in The Times. Acronym from the initial letters of projector infantry anti-tank.

Pronunciation

Piat

/ˈpiːət/