sabre UK /ˈseɪ.bə/US /ˈseɪ.bɚ/noun 3verb 2forms 3phrases 1 noun3 •A light sword with a curved blade, sharp along the front edge, part of the back edge, and at the point. •A modern fencing sword modeled after the sabre. •Clipping of lightsaber verb2 •To strike or kill with a sabre.There lie poor sallow workworn weavers, and complain no more now; women themselves are slashed and sabred, howling terror fills the air; […] — 1843 •To open (a bottle) via sabrage. formssabred · sabring · sabres Phrases with sabre sabre-rattlingA flamboyant display of military power as an implied threat that it might be used.