adjective (1)
dot·​ty | \ ˈdä-tē How to pronounce dotty (audio) \
dottier; dottiest

Definition of dotty

 (Entry 1 of 2)

1a : mentally unbalanced : crazy
b : amiably eccentric a dotty old relative
2 : being obsessed or infatuated dotty fans
3 : amusingly absurd : ridiculous dotty traditions


adjective (2)

Definition of dotty (Entry 2 of 2)

: composed of or marked by dots

Other Words from dotty

Adjective (1)

dottily \ ˈdä-​tə-​lē How to pronounce dottily (audio) \ adverb
dottiness \ ˈdä-​tē-​nəs How to pronounce dottiness (audio) \ noun

First Known Use of dotty

Adjective (1)

15th century, in the meaning defined at sense 1a

Adjective (2)

1860, in the meaning defined above

History and Etymology for dotty

Adjective (1)

alteration of Scots dottle fool, from Middle English dotel, from doten

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Time Traveler for dotty

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The first known use of dotty was in the 15th century

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Cite this Entry

“Dotty.” The Dictionary, Merriam-Webster Inc., Accessed 23 January 2020.

More from Merriam-Webster on dotty

Thesaurus: All synonyms and antonyms for dotty

Rhyming Dictionary: Words that rhyme with dotty

Comments on dotty

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out of the ordinary or unreasonable

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