Meaning of baseball bat in English:
baseball bat
noun
A bat of the type used in baseball to hit pitched balls, having a cylindrical head which tapers towards the handle.
Only wooden bats are permitted in major league baseball, but metal alloy (chiefly aluminium) bats are common in amateur use.
Origin
Mid 19th century; earliest use found in The Spirit of the Times: a chronicle of the turf, agriculture, field sports, literature and the stage.
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