spar n Cp OED ~ sb1 6 ~ naked for sense 2.
1 Leg, usu pl.
[1894-1929] 1960 BURKE (ed White) 42 "We'll Have to Splice to Get a Flask": I waited there for three long hours / And on my spars I had to stand.
2 Phr stripped to a spar: naked to the waist.
1901 Christmas Bells 11 The scene for such a fight was either the pond or the field, no matter how biting the frost; stripped to a 'spar' the duel was the test of the best man.
