[nose rag] {n.} Handkerchief.

[nose up] {v.} To head up; incline the forward end upwards; […]

[nosh] {n.} {v.} 1. Food. 2. To eat.

[nosh up] {n.} A feast or large, satisfying meal.

[not a few] See: [QUITE A FEW].

[not a leg to stand on] {n. phr.}, {informal} No good […]

[not a little] See: [QUITE A LITTLE].

[not all there] {adj. phr.} Not completely alert mentally; absentminded; not […]

[not at all] See: [AT ALL].

[not bad] or [not so bad] or [not half bad] {adj.}, […]