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Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

lunatic

Entry Word:: lunatic
Function:: adjective

Text: 1 having or showing a very abnormal or sick state of mind<his lunatic obsession with personal hygiene drove all of his friends away>— see insane 1 2 showing or marked by a lack of good sense or judgment<his lunatic clowning was completely inappropriate for the church service>— see foolish 1

Learn more about "lunatic" and related topics at Britannica.com

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