Nub

[nuhb] /nʌb/

noun
1.
the point, gist, or heart of something.
2.
a knob or protuberance.
3.
a lump or small piece:
a nub of coal; a nub of pencil.
4.
a small mass of fibers produced on a card, dyed brilliant colors, and introduced into yarn during the spinning process.
/nʌb/
noun
1.
a small lump or protuberance
2.
a small piece or chunk
3.
the point or gist: the nub of a story
4.
a small fibrous knot in yarn
n.

“knob, lump, bump,” 1590s, variant of dialectal knub, probably a variant of knob. Figurative meaning “point, gist” first recorded 1834.

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Nubain
/ˈnjuːˌbeɪn/ noun trademark 1. an opiate drug, nalbuphine hydrochloride, used as a painkiller and, illegally, by bodybuilders and others to increase their pain threshold and as a recreational drug, being a cheap alternative to heroin
Nubbed
[nuhb-ee] /ˈnʌb i/ adjective, nubbier, nubbiest. 1. having ; knobby or lumpy. /ˈnʌbɪ/ adjective 1. having small lumps or protuberances; knobbly adj. 1876, from nub + -y (2).

Nubbin
[nuhb-in] /ˈnʌb ɪn/ noun 1. a small lump or stunted piece; stub. 2. a small or imperfect ear of corn. 3. an undeveloped fruit. /ˈnʌbɪn/ noun 1. (mainly US & Canadian) something small or undeveloped, esp a fruit or ear of corn n. “stunted ear of corn,” 1690s, American English diminutive of nub. General sense […]
Nubbins
[nuhb-in] /ˈnʌb ɪn/ noun 1. a small lump or stunted piece; stub. 2. a small or imperfect ear of corn. 3. an undeveloped fruit. /ˈnʌbɪn/ noun 1. (mainly US & Canadian) something small or undeveloped, esp a fruit or ear of corn n. “stunted ear of corn,” 1690s, American English diminutive of nub. General sense […]