grinch

[ grinch ]
/ grɪntʃ /

noun

a person or thing that spoils or dampens the pleasure of others.

Origin of grinch

First recorded in 1965–70; from the Grinch, name of a character created by Dr. Seuss (Theodor Seuss Geisel)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for grinch

grinch

/ (ɡrɪntʃ) /

noun

US informal a person whose lack of enthusiasm or bad temper has a depressing effect on others

Word Origin for grinch

C20: from a character in the 1957 children's book How the Grinch stole Christmas by Dr Seuss (1904–91), US writer and illustrator, whose full name was Theodor Seuss Geisel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012