causing laughter because of absurdity; provoking or deserving derision; ridiculous; laughable: a ludicrous lack of efficiency. Example: Dude, That's totally ludicrous!

It means like great, cool, sexy, horny or something that is amazing (bad slang).

This originated in Pittsburgh Pa: Slang for "you all" or yall

Fabulousisty is being just so fabulicious you can't stand it.

The soft, spongy central cylinder of parenchymatous tissue in the stems of dicotyledonous plants; The soft inner part of a feather, a hair, etc; The important or essential part; essence; core; heart: the pith of the matter;
Significant weight; substance; solidity: an argument without pith.

A highly critical individual or statement directed at a person.

to be the cooliest cat in the neighborhood. Or a gangster.

To agree with someone about something that you think is cool or awesome.

A weapon used to hurt others.It is and extremely dangerous and has a wooden stick and a nail jammed through it.

weak or indecisive; lacking in character or substance; insipid; watery