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SMH

American  
Or smh

abbreviation

  1. shaking my head; shake my head (used to express disbelief, disgust, or shock).

Etymology

Origin of SMH

From its use in digital communications

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.