The Collaborative International Dictionary of English v.0.48:
By-past \By"-past\, a. Past; gone by. "By-past perils." --Shak. [1913 Webster]WordNet (r) 3.0 (2006):
bypast adj 1: well in the past; former; "bygone days"; "dreams of foregone times"; "sweet memories of gone summers"; "relics of a departed era" [syn: bygone, bypast, departed, foregone, gone]