/ Dictionary / Index P plug-compatible: Meaning and Definition of Find definitions for: plug-com•pat•i•ble Pronunciation: (plug'kum-pat"u-bul), [key] — adj. Computers. of or relating to computers or peripheral devices that are functionally equivalent to, and may be substituted for, other models. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plug casting plugged-in Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language