Potion \Po"tion\, n. [L. potio, from potare to drink: cf. F. potion. See Poison.] A draught; a dose; usually, a draught or dose of a liquid medicine. --Shak.
Source: Webster's Revised Unabridged Dictionary (1913)
Potion \Po"tion\, v. t. To drug. [Obs.] --Speed.