Nub

The nub of the dispute was unknown but its results were easy to predict.

What do you think is the nub of the problem?

Very often, of course, the rambling and disjointed humorous story finishes with a nub, point, snapper, or whatever you like to call it.

But surely the males are no problem? Aha...no we're approaching the nub.

“ — and then rub her nub with the bridge of your nose, right where the nerve will drive her straight to the ceiling!”

When he used his fingers to rub her nub, he didn't have to wait anymore. She exploded for the second time that morning,...

He stroked her, using her movements to increase the pressure on her nub, catching her between his fingers.

A nub is a passage of blank verse that Shakespearean actors have sometimes relied upon when they forget their lines. It doesn't have to make any sense, but it must sound plausible. To alert the other actors on stage that the speaker is in difficulty, the word nub is used in the first line.

To an audience a clever nub can pass for Shakespeare himself.

In Shall we Shog?, Globe artistic director Mark Rylance hilariously found himself having to nub the Quarto version of Hamlet's speech to the players.