/ Dictionary / Index I INF: Meaning and Definition of Find definitions for: INF Pronunciation: (inf), [key] — n. European-based U.S. nuclear weapons that were capable of striking the Soviet Union and Soviet ones that could hit Western Europe. inf Pronunciation: [key] infimum. Inf. Pronunciation: [key] infantry. infuse. in f. Pronunciation: [key] in the end; finally. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Inez infallible Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language