/ Dictionary / Index P pachuco: Meaning and Definition of Find definitions for: pa•chu•co Pronunciation: (pu-ch'kō Sp. pä-ch'kô), [key] — pl. -cos (esp. among Mexican-Americans) a teenage youth who belongs to a street gang known for its flamboyant style. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pachuco (Thesaurus) pachuca pachyderm Related Content Daily Word Quiz: voracious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language