but good

but good

Thoroughly or completely. That team underestimated us, and we beat them but good. My mother always notices every speck of dust in my house, so I was sure to clean it but good before she came to visit.
See also: but, good
Farlex Dictionary of Idioms.

but good

severely; thoroughly. She told him off but good. Joe beat up Bill but good.
See also: but, good
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

but good

Emphatically, thoroughly, as in Ruth decided to clean up the whole yard but good. The word but in this colloquialism functions as an intensive. Also see and how.
See also: but, good
The American Heritage® Dictionary of Idioms by Christine Ammer.

but good

Informal Used as an intensive: The pipe started to leak but good.
See also: but, good
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • eight ways from Sunday
  • eight ways to Sunday
  • forty ways from Sunday
  • forty ways to Sunday
  • home in
  • know (someone or something) like a book
  • know like a book
  • don't bring a knife to a gunfight
  • be beat
  • (one's) goose is cooked