butt (n.)
goal, aim, target [as in archery]
3H6 I.iv.29[York to his enemies] I am your butt, and I abide your shot
H5 I.ii.186[Canterbury to all, of endeavour] To which is fixed as an aim or butt / Obedience
Oth V.ii.265[Othello to Gratiano] here is my butt / And very sea-mark of my utmost sail
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