5 cards
Definition.com
Runoff (n.) is the election the first election failed to finish.
Definition.com
Runoff (n.) is a rematch in which both fighters pretend the first round did not count.
Definition.com
Runoff (n.) is the one vote where everyone's second choice gets to be somebody's first.
Definition.com
Runoff (n.) is what a plurality becomes when the rules insist on a majority.
Definition.com
Runoff (n.) is democracy's second draft, with the worst candidates edited out.