'Time-honored' definitions:

Definition of 'time-honored'

(from WordNet)
adjective
Acceptable for a long time; "time-honored customs" [syn: time-honored, time-honoured]
adjective
Honored because of age or long usage; "time-honored institutions" [syn: time-honored, time-honoured]

Definition of 'Time-honored'

From: GCIDE
  • Time-honored \Time"-hon`ored\ (t[imac]m"[o^]n`[~e]rd), a. Honored for a long time; venerable, and worthy of honor, by reason of antiquity, or long continuance. [1913 Webster]