/ Dictionary / Index Y yellow peril: Meaning and Definition of Find definitions for: yel'low per'il Pronunciation: [key] — Usually Offensive. Usually Offensive. the alleged danger that Western civilizations and populations could be overwhelmed by numerically superior Oriental peoples. the Oriental peoples regarded as presenting such a danger. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. yellow perch yellow pikeperch Related Content Daily Word Quiz: confectionery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language