Idioms
like a bear with a sore ˈhead
(informal) bad-tempered or in a bad-tempered way I should keep out of his way. He’s like a bear with a sore head this morning.
be like a bear with a sore head (US ALSO like a (real) bear) INFORMAL
to be in a bad mood which causes you to treat other people badly and complain a lot: You're like a bear with a sore head this morning. What's wrong with you?
