Definitions
1.VerbTo ward off attacks against; to fight to protect; to guard.
2.VerbTo support by words or writing; to vindicate, talk in favour of.
3.VerbTo make legal defence of; to represent (the accused).
4.VerbTo focus one's energies and talents on preventing opponents from scoring, as opposed to focusing on scoring.
5.VerbMostly in tests. The action of not putting force into hitting a shot, but to conserve energy and wear down bowlers so they can attack later."The teams strategy was to defend but score runs as well for the first 20 overs."
6.VerbTo attempt to retain a title, or attempt to reach the same stage in a competition as one did in the previous instance of that competition.
7.VerbTo call a raise from the big blind.
8.VerbTo ward off, repel (an attack or attacker).
9.VerbTo prevent, to keep (from doing something).
10.VerbTo prohibit, forbid.