a sly dog
a sly dog
Someone who, through cunning, devious, or dishonest means, achieves a fortuitous outcome. What a sly dog, he managed to get a copy of the test so he could memorize the answers ahead of time!
See also: dog, sly
Farlex Dictionary of Idioms.
- (as) sly as a fox
- sly
- sly as a fox
- (as) cunning as a fox
- cunning
- (as) wily as a fox
- crafty
- fox
- (as) crafty as a fox
- crafty devil