have eyes in the back of your head
to know everything that is happening around you:
Parents of young children need to have eyes in the back of their heads.
Thesaurus: synonyms and related words
Perceptive
- acute
- acutely
- alert
- antenna
- eagle eye
- eye
- gimlet
- have an eye for sth idiom
- have gimlet eyes idiom
- have/keep (all) your wits about you idiom
- hawk-eyed
- insight
- observant
- perceptive
- percipient
- razor-sharp
- sharp
- sharp-eyed
- sharply
- wit