any small active songbird of the family Paridae, esp those of the genus Parus
tit1
Word origin
C14 titemous, from tite (see tit1) + mouse
titmouse in American English
(ˈtɪtˌmaʊs)
nounWord forms: pluralˈtitˌmice (ˈtɪtˌmaɪs)
any of a family (Paridae) of small passerine birds found throughout the world except in South America and Australia, including the tufted titmouse and various chickadees
Word origin
altered, infl. by mouse < ME titemose, prob. < tit-, little + OE mase, titmouse, akin to Ger meise