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Idiom Index: Words and Themes Beginning with ‘U’

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Find idioms related to words beginning with the letter U.

Uncle

  • I’ll Be A Monkey’s Uncle

Under

  • Hot Under the Collar
  • Let The Grass Grow Under One’s Feet
  • Sweep Something Under the Rug
  • Throw Someone Under the Bus
  • Under One’s Breath
  • Under the Aegis Of Someone
  • Under the Impression
  • Under the Table
  • Water Under The Bridge

Unintelligent/Unintelligence

  • The Lights Are On But Nobody’s Home

Up

  • Act Up
  • Bark Up the Wrong Tree
  • Beef Up
  • Blow Smoke Up Someone’s Ass
  • Break Up (with someone)
  • Crack Up
  • Dead from the Neck Up
  • Don’t Give Up Your Day Job
  • Drive Someone Up the Wall
  • Eat Up
  • Fed Up (With Something)
  • From the Ground Up
  • Gas Up
  • Get Up on the Wrong Side of the Bed, to
  • Get Your Dander Up
  • Gird Up Your Loins
  • Go Belly Up
  • Ham It Up
  • Hornet’s Nest, a
  • Hurry Up
  • Jack Up, to
  • Jig Is Up, the
  • Jig is Up, the
  • Loosen Up
  • Make Up the Bed
  • Not All It’s Cracked Up To Be
  • Pick Up
  • Pluck Up Courage
  • Pony Up
  • Put Someone Up

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