A draught is a serving of a drink.
She took a deep draught from the bottle of water.
Rid me these Villaines from your companies; / Hang them, or stab them, drowne them in a draught, / Confound them by some course, and come to me, / Ile giue you Gold enough.
Origin of draught
- From Old English dræht, from Proto-Germanic *drahtiz.