Roil, v. i. 1. To
wander; to roam. [Obs.]
2. To romp. [Prov. Eng.]
Roil (?), v. t. [imp. & p.
p. Roiled; p. pr. & vb. n.
Roiling.] [Cf. OE. roilen to wander; possibly fr. OF.
roeler to roll, equiv. to F. rouler. See Roll,
v., and cf. Rile.] 1. To
render turbid by stirring up the dregs or sediment of; as, to
roil wine, cider, etc. , in casks or bottles; to roil a
2. To disturb, as the temper; to ruffle the
temper of; to rouse the passion of resentment in; to
That his friends should believe it, was what
roiled him [Judge Jeffreys] exceedingly. R.
☞ Provincial in England and colloquial in the United States. A
commoner, but less approved, form is rile.