get in someone's hair

US /ɡɛt ɪn ˈsʌm.wʌnz hɛr/
UK /ɡɛt ɪn ˈsʌm.wʌnz hɛr/
"get in someone's hair" picture
1.

to annoy someone by being present all the time and bothering them

:
My little brother always seems to get in my hair when I'm trying to study.
I need some space; you're really starting to get in my hair.