A Flipside

1. The reverse, in contrast to the obverse.
2. (music) The B-side of a phonograph record.Synonym: B-sideAntonym: A-side
3. (informal) A necessary consequence or corollary of something; especially one seen as opposite, or as pro versus con.
4. (informal) The occasion when we meet again (e.g. when I return from work, etc.; said on parting); later or tomorrow