roast (v.) Look up roast at Dictionary.com
c.1300, from Old French rostir, from Frankish *hraustjan (cf. Old High German rosten, Middle Dutch roosten "to roast"), from the same source as roster. The meaning "make fun of in an affectionate way" is from 1710. Related: Roasted; roasting. Roast beef first recorded 1630s.
roast (n.) Look up roast at Dictionary.com
early 14c.; see roast (v.).