What's a Double Dare Challenge?

A challenge that is harder or naughtier than a regular dare. noun.

How does a double dare work?

Double Dare's format combines trivia questions with occasionally messy stunts. Each episode began with Summers saying "on your mark, get set... ... The other team could then "double dare" them back, and the question, now worth $40, would either have to be answered or the team would have to take a Physical Challenge.

Can you back out of a double dare?

When the team in control is challenged to a double dare, they have to either answer or compete in a physical challenge. ... But, be careful, because they can always double dare you back for four times the amount, and then you either have to answer that question or take the physical challenge.