nutty adj 1: having the flavor of nuts; "a nutty sherry" [syn: {nutlike}] 2: informal or slang terms for mentally irregular; "it used to drive my husband balmy" [syn: {balmy}, {barmy}, {bats}, {batty}, {bonkers}, {buggy}, {cracked}, {crackers}, {daft}, {dotty}, {fruity}, {haywire}, {kooky}, {kookie}, {loco}, {loony}, {loopy}, {nuts}, {round the bend}, {around the bend}, {wacky}, {whacky}] [also: {nuttiest}, {nuttier}] nuttier See {nutty}