I. adjective
Etymology: from present participle of nip (I)
: that nips : sharp , caustic , chilling
in her most nipping tones — Harriet B. Stowe
there was a nipping wind on deck — Robert Grant †1940
II. noun
( -s )
Etymology: from gerund of nip (I)
: the act or process of holding ties up to the rails in track laying