/ Dictionary / Index S self-expression: Meaning and Definition of Find definitions for: self-ex•pres•sion Pronunciation: (self'ik-spresh'un, self"-), [key] — n. the expression or assertion of one's own personality, as in conversation, behavior, poetry, or painting. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: self-expression (Thesaurus) self-explanatory self-feed Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language