guma' Variant. uma' verb English. Sheathes a bladed instrument, usu. a machete. Example sentence: Subanen. Pais kiin, guma' mu ditu kalepi'en, pu' mesipa' buus duma mu, mangel dun. English. Put that machete away in its sheath, or a companion of yours might accidentally kick it, and get cut. guma'an noun English. Sheath for a bladed instrument, esp. sword or machete. Example sentence: Subanen. Baalay mu pa guma'an su paisu. English. Make me a sheath for my machete. Synonym. kalepi'