like the cat that's got the cream

like the cat that got the cream

Obviously smug and/or overly pleased with oneself. After her promotion, Janet spent the rest of the day looking like the cat that got the cream.
See also: cat, cream, like, that
Farlex Dictionary of Idioms.

like the cat that's got (or who's stolen) the cream

self-satisfied; having achieved your objective. informal, chiefly British
See also: cat, cream, like
Farlex Partner Idioms Dictionary
See also:
  • like the cat that got the cream
  • like the cat that got, stole, etc. the cream
  • like the cat that stole the cream
  • stole
  • look like the cat that ate the canary
  • look like the cat that swallowed the canary
  • wash (one's) hands of (someone or something)
  • wash one's hands of
  • wash your hands of somebody/something
  • wash your hands of something/someone