The profile of a body of water flowing over an obstruction in a vertical drop. / (mathematics) Either of the two parts of a double cone.

(cooking) To coat (a food) with liquid.

plural of nappe

A surname.

plural of Napp

simple past tense and past participle of nap

A person who takes a nap. / (slang) The head. / (obsolete) A machine used to raise the nap on cloth. / (obsolete) A sheepstealer.

plural of napper

A person who appropriates DNA or other genetic material from another human being without permission with the intent of uncovering private information

plural of gene-napper