like the cat that got the cream

like the cat that got the cream

  (British & Australian) also like the cat that ate the canary (American)
if someone looks like the cat that got the cream, they annoy other people by looking very pleased with themselves because of something good that they have done Of course Mark got a glowing report so he was sitting there grinning like the cat that got the cream.
See also: cat, cream, like
References in periodicals archive ?
LOTTERY winner Peter Lavery looks like the cat that got the cream yesterday.