muggins
noun /ˈmʌɡɪnz/
/ˈmʌɡɪnz/
[singular] (British English, informal, humorous)- used without ‘a’ or ‘the’ to refer to yourself when you feel stupid because you have let yourself be treated unfairly
- And muggins here had to clean up all the mess.
Word Originmid 19th cent.: perhaps a use of the surname Muggins, with allusion to mug.