To inflict mental pain or distress upon; cause to suffer; make sorrowful; afflict; aggrieve.To vex; harass; oppress.To sorrow over; deplore; lament.To feel grief; be in mental distress; sorrow; mourn: usually followed by at, for, about, or over.Synonyms Mourn, etc. See lament, v. i.n. Another spelling of greeve.