a storm in a teacup

Related to a storm in a teacup: pull someone's leg, run like clockwork

a storm in a teacup

A disproportionate reaction of anger, concern, or displeasure over some minor or trivial matter. If you ask me, these protests are nothing but a storm in a teacup that's been stoked by a media campaign of misinformation. I really think you're making a storm in a teacup over this. It's just a tiny scratch on the car!
See also: storm, teacup
Farlex Dictionary of Idioms.

a storm in a teacup

BRITISH
If you say that a situation is a storm in a teacup, you mean people are very upset or annoyed about something that is not at all important and will soon be forgotten. Parnell said that he thought the whole matter a storm in a teacup, and that it would pass quickly. Note: The usual American expression is a tempest in a teapot.
See also: storm, teacup
Collins COBUILD Idioms Dictionary, 3rd ed.

a storm in a teacup

great excitement or anger about a trivial matter.
A North American variant of this expression is a tempest in a teapot .
1998 Times A storm in a teacup? Who cares about a bunch of seeds?
See also: storm, teacup
Farlex Partner Idioms Dictionary

a storm in a ˈteacup

(British English) (American English a tempest in a ˈteapot) (informal) a small or unimportant problem which is treated as much more serious than it really is: Don’t worry. It’s a storm in a teacup. Everyone will have forgotten about it by tomorrow.
See also: storm, teacup
Farlex Partner Idioms Dictionary
See also:
  • a storm in a teakettle
  • a storm in a teapot
  • a tempest in a teacup
  • a tempest in a teakettle
  • a tempest in a teapot
  • be the matter
  • be the matter (with someone or something)
  • bristle
  • bristle at
  • bristle at (something)