Definition of "Spar" :

noun: making the motions of attack and defense with the fists and arms; a part of training for a boxer

noun: a stout rounded pole of wood or metal used to support rigging

noun: any of various nonmetallic minerals (calcite or feldspar) that are light in color and transparent or translucent and cleavable

verb: fight verbally

"They were sparring all night."

verb: box lightly

verb: fight with spurs

"The gamecocks were sparring."

verb: furnish with spars