Nap.—To catch, to grasp.
Napping.—To be taken in the act, especially in adultery. “To catch napping—Rem in re.”
Napping your Bib.—Crying, and wiping your eyes with an apron.
Nappy Ale.—Strong ale is so called either because it makes one nappy, or else because it contains a nap or frothy head.
Nash.—To throw away. Nash your leading strings, throw off all restraint.
Natty.—Tidy, methodical and neat. Natty Lads, young pickpockets.
Needful.—Money. To show the Needful, to produce the money.
Never-wag Man of War.—The Fleet Prison.
Nibble.—To steal.
Nob.—Head. Nobbed, thumped on the head.