mentally ill

mentally ill

adj. Having a mental illness.n. (used with a pl. verb) Often Offensive People who are mentally ill considered as a group. Often used with the.

Thesaurus

Adj.

1.

mentally ill - suffering from severe mental illness; "of unsound mind"unsound, unstableinsane - afflicted with or characteristic of mental derangement; "was declared insane"; "insane laughter"

mentally ill

adjectiveAfflicted with or exhibiting irrationality and mental unsoundness:brainsick, crazy, daft, demented, disordered, distraught, dotty, insane, lunatic, mad, maniac, maniacal, moonstruck, off, touched, unbalanced, unsound, wrong.Informal: bonkers, cracked, daffy, gaga, loony.Slang: bananas, batty, buggy, cuckoo, fruity, loco, nuts, nutty, screwy, wacky.Chiefly British: crackers.Law: non compos mentis.Idioms: around the bend, crazy as a loon, mad as a hatter, not all there, nutty as a fruitcake, off one's head, off one's rocker, of unsound mind, out of one's mind, sick in the head, stark raving mad.