Definition of "Nub" :
noun: the choicest or most essential or most vital part of some idea or experience
"The nub of the story."
noun: a small piece
"A nub of coal."
noun: a small lump or protuberance
noun: the choicest or most essential or most vital part of some idea or experience
"The nub of the story."
noun: a small piece
"A nub of coal."
noun: a small lump or protuberance