kappa

Meanings

1. The tenth letter of the Greek alphabet.
2. A measurement of the sensitivity of the value of an option to changes in the implied volatility of the price of the underlying asset.

1. A tortoise-like demon or imp.

1. An emote, often used as a postscript, to indicate that the preceding statement is sarcastic or false.

1. Used to indicate sarcasm in imitation of Kappa as used on Twitch.tv

Etymology

Learned borrowing from Ancient Greek κάππα (káppa), ultimately from Proto-Semitic *kapp- (“palm, hand”). Doublet of kaph.