Definition of match-up:
(n) :
(sports) A competitive sporting event such as a boxing meet (commonly called a "bout"), a baseball game, or a cricket match.
(n) :
Any contest or trial of strength or skill, or to determine superiority.
(n) :
Someone with a measure of an attribute equaling or exceeding the object of comparison.
(n) :
A marriage.
(n) :
A candidate for matrimony; one to be gained in marriage.
(n) :
Suitability.