throw a wobbly
To suddenly become very upset or intensely angry and make a big display of it. Primarily heard in UK, Australia. John threw a wobbly at work after the boss criticized his report. Needless to say, he won't be welcome back in the office on Monday.
throw a wobbly
or throw a wobbler
BRITISH, INFORMALIf someone throws a wobbly or throws a wobbler, they lose their temper and get very angry, usually about something unimportant. I can't even mention the problem to Peter because I know he'll just throw a wobbly. I'm sure a lot of other girls of her age would have thrown a wobbler about it and made a big fuss, but not Catherine.
throw a wobbly
have a fit of temper or panic. British informal 2000 Sunday Business Post The scene in which Dustin Hoffman's autistic character throws a wobbly in the airport had never quite left me.