One who worries excessively and needlessly.
A person who tends to worry, esp. over insignificant details.
Origin of worrywart
- Attested 1956, I. BELKNAP Human Problems of State Mental Hospitals x. 177 In cartoon Out Our Way by J. R. Williams, there is a character by that name. Earlier examples from newspapers of the 1930s and 1940s.
- From worry; “wart" apparently chosen for alliteration.
- Presumably related to earlier worryguts.