lusk /lʌsk/adjective 2noun 1verb 1forms 5 adjective2 •Lazy or slothful. •(dialect, UK) Full; ripe. noun1 •A lazy or slothful person.But whom he sees to labor prest, theim lets he still alone: He labor lothes, and loues the luske, to ease and pleasure prone — 1577 verb1 •(no longer used) To be idle or unemployed. formslusked · lusking · lusks · more lusk · most lusk