/ spɑː(r); NAmE / verb , noun
■ verb ( -rr- ) [ v ] spar (with sb)
1.
to make the movements used in boxing , either in training or to test the speed of your opponent's reaction
2.
to argue with sb, usually in a friendly way
■ noun
1.
a strong pole used to support the sails, etc. on a ship
2.
a structure that supports the wing of an aircraft
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WORD ORIGIN
noun Middle English : shortening of Old French esparre , or from Old Norse sperra ; related to Dutch spar and German Sparren .
verb Old English sperran , spyrran strike out , of unknown origin; compare with Old Norse sperrask kick out.