n a transient variation in voltage or current n sports equipment consisting of a sharp point on the sole of a shoe worn by athletes n fruiting spike of a cereal plant especially corn n (botany) an indeterminate inflorescence bearing sessile flowers on an unbranched axis n a sharp rise followed by a sharp decline n a very high narrow heel on women's shoes n each of the sharp points on the soles of athletic shoes to prevent slipping (or the shoes themselves) n a sharp-pointed projection along the top of a fence or wall (or a dinosaur) n a long, thin sharp-pointed implement (wood or metal) n any holding device consisting of a rigid, sharp-pointed object n a large stout nail v stand in the way of v pierce with a sharp stake or point v secure with spikes v bring forth a spike or spikes v add alcohol to (beverages) v manifest a sharp increase