'Bygone' definitions:

Definition of 'bygone'

(from WordNet)
adjective
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]
noun
Past events to be put aside; "let bygones be bygones" [syn: bygone, water under the bridge]

Definition of 'Bygone'

From: GCIDE
  • Bygone \By"gone`\ (b[imac]"g[o^]n`; 115), a. Past; gone by. "Bygone fooleries." --Shak. [1913 Webster]

Definition of 'Bygone'

From: GCIDE
  • Bygone \By"gone`\, n. Something gone by or past; a past event. "Let old bygones be" --Tennyson. [1913 Webster]
  • Let bygones be bygones, let the past be forgotten. [1913 Webster]

Synonyms of 'bygone'

From: Moby Thesaurus

Words containing 'Bygone'