Gompholobium minus is a low, spreading or prostrate shrub that typically grows to a height of and has hairy young foliage. The leaves are trifoliate with linear to lance-shaped leaflets with the narrower end towards the base, long and wide with a downcurved point on the tip and the edges curved down. The flowers are long and arranged singly or in small groups on the ends of branches, each flower on a pedicel long. The sepals are long, the standard petal and wings are yellow and the keel is often green. Flowering occurs in spring and the fruit is an oval pod long.