Before Ronda Rousey got knocked out by Holly Holm she made this disrespectful action

Such disrespect.

Holly Holm completed arguably one of the best strike-by-strike fights in recent memory, boxing Ronda Rousey into the ground and sending her to sleep with a vicious head kick.

But before the fight even started, Rousey and Holm squared off with a tense weigh-in, then the champ showed the ultimate sign of disrespect before the bout by not touching gloves:

And the rest was history.

Related: Ronda Rousey predicted the way she'd get knocked out on the Tonight Show