lagEnglish → FrenchEnglish–French Dictionarylag[læg] 1. noun 1) (time period) (lapse) décalage m; (delay) retard m 2) (colloq) (criminal) old lag — repris m de justice2. transitive verb (p prés etc -gg-) calorifuger [pipe, tank]; isoler [roof] Phrasal Verbs: - lag behind