1. n. the “other” side of a phonograph record. On the flip side, we have another version of “Love Me Tender” sung by Beverly Mills.
2. n. the “other” side of something, such as an argument. I want to hear the flip side of this before I make a judgment.
3. n. the return trip of a long journey. (Citizens band radio.) See ya. Catch you on the flip side, maybe.