To continue to wage war when it is clear that one is not going to win. / (idiomatic) To try to do something so difficult that it will probably end in failure.

(obsolete) An early version of the game badminton.

(intransitive) To fight or compete against one or more opponents, in order to decide a winner.

(intransitive) To engage in a fight; to battle.

(baseball) Used by an umpire to invite the next batter to the batter's box, especially at the beginning of a half-inning.

plural of battle-ax

(military, army) The notional line on either side of which opposing forces are arrayed, and at which they meet in battle; a fortified line, short of the line where battle is expected, and behind which forces are arrayed; a forward line of infantry or other force, prepared for battle.

(baseball) One who plays in the same battery, either the pitcher or the catcher.

A small cage in which a hen is kept to lay eggs.

A power cell having potassium hydroxide as its electrolyte, a zinc / manganese dioxide cell.