ruginecommon nounverbSyllable DecompositionrugineEtymologyexpandFrom medieval Latin rugo, ruginis which transcribes roisne, an old form of rouanne, and association with roisnier ("to gnaw, to trim").Definitions1. First person singular of the present indicative of the verb ruginer.expand2. Third person singular of the present indicative of the verb ruginer.expand3. First person singular of the present subjunctive of the verb ruginer.expand4. Third person singular of the present subjunctive of the verb ruginer.expand5. Second person singular of the imperative of the verb ruginer.expandSee alsorugines (v.) rugine (cn.)