1. A kick; a blow with the foot. What defence can properly be used in such a despicable encounter as this but either the slap or the spurn? (milton)
2. Disdainful rejection; contemptuous tratment. The insolence of office and the spurns That patient merit of the unworthy takes. (Shak)
3. (Science: chemical) A body of coal left to sustain an overhanding mass.