NIPPLING
Verb
nippling
present participle of nipple
Source: Wiktionary
NIPPLE
Nip"ple, n. Etym: [Formerly neble, a dim. of neb. See Neb, Nib.]
1. (Anat.)
Definition: The protuberance through which milk is drawn from the breast or
mamma; the mammilla; a teat; a pap.
2. The orifice at which any animal liquid, as the oil from an oil
bag, is discharged. [R.] Derham.
3. Any small projection or article in which there is an orifice for
discharging a fluid, or for other purposes; as, the nipple of a
nursing bottle; the nipple of a percussion lock, or that part on
which the cap is put and through which the fire passes to the charge.
4. (Mech.)
Definition: A pipe fitting, consisting of a short piece of pipe, usually
provided with a screw thread at each end, for connecting two other
fittings. Solder nipple, a short pipe, usually of brass, one end of
which is tapered and adapted for attachment to the end of a lead pipe
by soldering.
Source: Webster’s Unabridged Dictionary 1913 Edition