do (one's) head in(redirected from do their heads in)
do (one's) head in
To cause one to feel bewildered. Primarily heard in UK, Australia. All of this traveling for work has started to do my head in—I don't even know what day it is!
do your head inmainly BRITISH, SPOKEN, VERY INFORMAL
If something or someone does your head in, they make you very unhappy, upset or confused. During her year off she worked at a boutique in Bromley, doing things like cleaning coat hangers. `It did my head in,' she laughs. My computer keeps crashing and it's doing my head in.
do someone's head incause someone to feel annoyed, confused, or frustrated. British informal
1997 Sunday Telegraph Now psychobabble has become part of our vocabulary—and it's doing Theodore Dalrymple's head in.