oat
oat \'o-t\ n [ME ote, fr. OE a-te] often attrib 1a1: any of several grasses (genus Avena); esp : a widely cul tivated cereal grass (Avena sativa) usu pl but sing or pl in constr 1a2: a crop or plot of the oat usu pl but sing or pl in constr 1b: oat seed archaic 2: a reed instrument made of an oat straw