A grouch is a cranky person who complains a lot. You could describe your grumpy old Grandpa as a grouch.

Use the noun grouch when you're talking about someone who's habitually in a terrible mood. If your usual bus driver is a grouch, he's probably always yelling at his passengers. You can also use grouch as a verb, to describe what a grouch does: grumble and gripe. The word grouch was originally 1890s United States college slang that might have come from grutch, "to murmur or complain."

Definitions of grouch

v show one's unhappiness or critical attitude

grumble, scold
Type of:
complain, kick, kvetch, plain, quetch, sound off
express complaints, discontent, displeasure, or unhappiness

n a bad-tempered person

churl, crank, crosspatch, grump
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crab, crabby person
a quarrelsome grouch
fire-eater, hothead
a belligerent grouch
misanthrope, misanthropist
someone who dislikes people in general
misogynist, woman hater
a misanthrope who dislikes women in particular
Type of:
disagreeable person, unpleasant person
a person who is not pleasant or agreeable

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