Gluta sabahana is a tree of Borneo in the cashew and sumac family Anacardiaceae. The specific epithet ' is from the Latin meaning "of Sabah".
Gluta sabahana grows as a tree up to tall with a trunk diameter of up to . Its dark brown bark is smooth to scaly. The large leaves measure up to long. The flowers are whitish. Its ellipsoid fruits measure up to long and are brownish and scurfy.
Gluta sabahana is endemic to Borneo, where it is confined to Sabah. Its habitat is lowland forests, including swamps, below elevation.