dotty (adj.) 1812, "full of dots," from DOT (Cf. dot) (n.) + -Y (Cf. -y) (2). Meaning "silly" is from c.1400, in dotypolle "dotty poll" (i.e. "dotty head"), in which case the first element is from DOTE (Cf. dote) (v.).

Etymology dictionary. 2014.

Look at other dictionaries:

  • Dotty — may refer to: dotty, a graph editor, see Graphviz. a fantasy novel by R. A. Lafferty. This disambiguation page lists articles associated with the same title. If an internal link led you here, you may …   Wikipedia

  • Dotty — Dot ty, a. [From 2d {Dot}.] 1. Composed of, or characterized by, dots. [Webster 1913 Suppl.] 2. [Perh. a different word; cf. {Totty}.] Unsteady in gait; hence, feeble; half witted. [Eng.] [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • dotty — [adj] crazy absurd, daft, demented, disturbed, eccentric, foolish, goofy*, loony*, mentally unbalanced, nuts*, nutty, odd, peculiar, queer, ridiculous, strange, twisted, unconventional, weird; concept 403 …   New thesaurus

  • dotty — ► ADJECTIVE (dottier, dottiest) informal, chiefly Brit. ▪ slightly mad or eccentric. DERIVATIVES dottily adverb dottiness noun. ORIGIN perhaps from obsolete dote simpleton, fool …   English terms dictionary

  • dotty — dotty1 [dät′ē] adj. dottier, dottiest [< DOT1 + Y2] dotted dotty2 [dät′ē] adj. dottier, dottiest [< ME dotti , silly < doten …   English World dictionary

  • dotty — UK [ˈdɒtɪ] / US [ˈdɑtɪ] adjective Word forms dotty : adjective dotty comparative dottier superlative dottiest informal old fashioned 1) slightly crazy 2) loving someone or something very much dotty about: She s dotty about him …   English dictionary

  • dotty — I. adjective (dottier; est) Etymology: alteration of Scots dottle fool, from Middle English dotel, from doten Date: 15th century 1. a. mentally unbalanced ; crazy b. amiably eccentric < a dotty old relative > …   New Collegiate Dictionary

  • dotty — dot|ty [ˈdɔti US ˈda:ti] adj old fashioned informal [Date: 1800 1900; : Scottish English; Origin: dottle stupid person , from dote to be stupid (12 19 centuries)] 1.) slightly crazy 2.) dotty about sb/sth liking or loving someone or something… …   Dictionary of contemporary English

  • dotty — [[t]dɒ̱ti[/t]] dottier, dottiest ADJ GRADED If you say that someone is dotty, you mean that they are slightly mad or likely to do strange things. [mainly BRIT, INFORMAL] She was obviously going a bit dotty. Syn: eccentric …   English dictionary

  • dotty — adjective informal especially BrE 1 slightly crazy or likely to behave strangely 2 dotty about sb/sth very fond of or interested in someone or something: Gemma s dotty about horses …   Longman dictionary of contemporary English

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