/ Dictionary / Index S sole custody: Meaning and Definition of Find definitions for: sole' cus'tody Pronunciation: [key] custody, as of a child whose parents are separated, in which one person has sole responsibility. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. solecism solely Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language