Dictionary.com

dotty

1
[ dot-ee ]
/ ˈdɒt i /
SEE SYNONYMS FOR dotty ON THESAURUS.COM

adjective, dot·ti·er, dot·ti·est.Informal.

crazy or eccentric.
feeble or unsteady in gait.
very enthusiastic or infatuated (usually followed by about or over).

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Origin of dotty

1
1805–15; perhaps dott(ard) variant of dotard + -y1

OTHER WORDS FROM dotty

dot·ti·ly, adverbdot·ti·ness, noun

Words nearby dotty

dotted line, dotterel, dot the i's and cross the t's, Dottie, dottle, dotty, doty, Dou, Douai, Douala, douane

Definition for dotty (2 of 2)

dotty2
[ dot-ee ]
/ ˈdɒt i /

adjective, dot·ti·er, dot·ti·est.

marked with dots; dotted.

Origin of dotty

2
First recorded in 1805–15; dot1 + -y1

OTHER WORDS FROM dotty

dot·ti·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Words related to dotty

absurd, daft, demented, disturbed, eccentric, foolish, goofy, loony, nuts, nutty, odd, peculiar, queer, ridiculous, strange, twisted, unconventional, weird

Example sentences from the Web for dotty

British Dictionary definitions for dotty

dotty
/ (ˈdɒtɪ) /

adjective -tier or -tiest

slang, mainly British feeble-minded; slightly crazy
British slang (foll by about) extremely fond (of)
marked with dots

Derived forms of dotty

dottily, adverbdottiness, noun

Word Origin for dotty

C19: from dot 1 : sense development of 1 from meaning of "unsteady on one's feet"
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012