watch (one's) six
watch (one's) six
To look behind oneself, typically by looking over one's shoulder. "Six o'clock" is a military term referring to the area behind oneself. Make sure to watch your six, in case someone tries to follow you.
See also: six, watch
Farlex Dictionary of Idioms.
- check (one's) six
- check your six
- get behind
- get behind (someone or something)
- get behind someone/something
- get behind something
- take cover
- hide behind
- hide behind (someone or something)
- behind you!