be cocksure of (oneself)
be cocksure of (oneself)
To be completely certain of oneself or one's actions, to the point of overconfidence. You seem pretty cocksure of yourself—do you really know how to handle that machine?
See also: of
Farlex Dictionary of Idioms.
- comfortable in (one's) own skin
- watch (one's) six
- check (one's) six
- check your six
- wash (one's) hands of (someone or something)
- wash hands of
- wash one's hands of
- wash your hands of
- wash your hands of somebody/something
- wash your hands of something/someone