Dose \Dose\ (d[=o]s), n. [F. dose, Gr. do`sis a giving, a dose, fr. dido`nai to give; akin to L. dare to give. See Date point of time.]

1. The quantity of medicine given, or prescribed to be taken, at one time.

2. A sufficient quantity; a portion; as much as one can take, or as falls to one to receive.

3. Anything nauseous that one is obliged to take; a disagreeable portion thrust upon one.

I am for curing the world by gentle alteratives, not by violent doses. -- W. Irving.

I dare undertake that as fulsome a dose as you give him, he shall readily take it down. -- South.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Dose \Dose\, v. t. [imp. & p. p. Dosed; p. pr. & vb. n. dosing.]

[Cf. F. doser. See Dose, n.]

1. To proportion properly (a medicine), with reference to the patient or the disease; to form into suitable doses.

2. To give doses to; to medicine or physic to; to give potions to, constantly and without need.

A self-opinioned physician, worse than his distemper, who shall dose, and bleed, and kill him, ``secundum artem.'' -- South

3. To give anything nauseous to.

Source: Webster's Revised Unabridged Dictionary (1913)