{v. phr.} To seem very self-satisfied; look as if you had just had a great success. * /Peter bet on the poorest horse in the race and when it won, he looked like the cat that ate the canary./ * /When she won the prize, she went home looking like the cat that swallowed the canary./
LOOK LIKE THE CAT THAT SWALLOWED THE CANARY
Meaning of LOOK LIKE THE CAT THAT SWALLOWED THE CANARY in English
Dictionary of English idioms . Словарь английских идиом. 2012