nipple

nip·ple

noun \ˈni-pəl\

Definition of NIPPLE

1

: the protuberance of a mammary gland upon which in the female the lactiferous ducts open and from which milk is drawn

2

a : an artificial teat through which a bottle-fed infant nurses b : a device with an orifice through which the discharge of a liquid can be regulated

3

a : a protuberance resembling or suggesting the nipple of a breast b : a small projection through which oil or grease is injected into machinery

4

: a pipe coupling consisting of a short piece of threaded tubing

— nip·pled \-pəld\ adjective

Origin of NIPPLE

earlier neble, nible, probably diminutive of neb, nib

First Known Use: circa 1530

Rhymes with NIPPLE

cripple, ripple, stipple, tipple, triple, Whipple