ague

ague is a Noun

Definition:

[1] An acute fever. [Obs.] "Brenning agues." P. Plowman.

[2] An intermittent fever, attended by alternate cold and hot fits.

[3] The cold fit or rigor of the intermittent fever; as, fever and ague.

[4] A chill, or state of shaking, as with cold. Dryden. Ague cake, an enlargement of the spleen produced by ague. -- Ague drop, a solution of the arsenite of potassa used for ague. -- Ague fit, a fit of the ague. Shak. -- Ague spell, a spell or charm against ague. Gay. -- Ague tree, the sassafras, -- sometimes so called from the use of its root formerly, in cases of ague. [Obs.]