superficial or slight; not profound or substantial: Their sincerity is only skin-deep.
slightly; superficially: He went into the subject only skin-deep.
Origin of skin-deep
First recorded in 1605–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for skin deepfoolish, trivial, frothy, empty, hollow, slight, cursory, one-dimensional, perfunctory, sketchy, silly, frivolous, superficial, petty, paltry, insignificant, immaterial, inconsequential, meaningless, unimportant
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
see beauty is only skin deep.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.