Ma'anar ƙamus na kalmar "darner" shine mutum ko kayan aiki da ake amfani dashi don gyara ko gyara ramukan safa ko wasu yadudduka. Musamman, darner nau'in allura ce mai tsayi kuma mai nuni, ana amfani da ita don saƙa zare ko zare ta masana'anta don gyara ramuka.
