NUB
kernel, substance, core, center, centre, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-gritty
(noun) the choicest or most essential or most vital part of some idea or experience; “the gist of the prosecutor’s argument”; “the heart and soul of the Republican Party”; “the nub of the story”
nub, stub
(noun) a small piece; “a nub of coal”; “a stub of a pencil”
nub, nubble
(noun) a small lump or protuberance
Source: WordNet® 3.1
Etymology 1
Noun
nub (plural nubs)
(obsolete) The innermost section of a chrysalis in a silk cocoon.
A small lump or knob.
The essence or core of an issue, argument etc.
Synonyms: crux, gist, Thesaurus:gist
(slang) The clitoris.
Verb
nub (third-person singular simple present nubs, present participle nubbing, simple past and past participle nubbed)
(baseball) To hit the ball weakly.
To push; to nudge.
To beckon.
Etymology 2
Noun
nub (plural nubs)
(Internet slang) A noob; a newcomer or incompetent.
Anagrams
• BUN, Bun, bun
Source: Wiktionary
Nub, v. t. Etym: [Cf. Knob.]
Definition: To push; to nudge; also, to beckon. [Prov. Eng.]
Nub, n.
Definition: A jag, or snag; a knob; a protuberance; also, the point or
gist, as of a story. [Colloq.]
Source: Webster’s Unabridged Dictionary 1913 Edition