definition of
bat

[1] #1 bat v. strike with, or as if with a baseball bat; "bat the ball". wn

[2] #2 bat n. [chiropteran] nocturnal mouselike mammal with forelimbs modified to form membranous wings and anatomical adaptations for echolocation by which they navigate. wn

[3] #3 bat v. [flutter] wink briefly; "bat one's eyelids". wn

[4] #4 bat n. [at-bat] (baseball) a turn trying to get a hit; "he was at bat when it happened"; "he got four hits in four at-bats". wn

[5] #5 bat n. [squash racket, squash racquet] a small racket with a long handle used for playing squash. wn