(engineering) A secondary nut, screwing down upon the primary nut to secure it.

(bridge building) A conical nut applied temporarily to the threaded end of a pin, to protect the thread and guide the pin when it is driven into a hole.

Any of the family Nuculidae of small saltwater clams.

plural of nut clam

en quad

plural of nut quad

(slang, vulgar) To ejaculate.

plural of lotus nut

A lotus seed.

A peppernut (edible seed of a California laurel).