\Churn\ (ch[^u]rn), n. [OE. chirne, cherne, AS. ceren,
cyrin; akin to D. karn, Dan. kierne. See {Churn}, v. t.]
A vessel in which milk or cream is stirred, beaten, or
otherwise agitated (as by a plunging or revolving dasher) in
order to separate the oily globules from the other parts, and
obtain butter.

\Churn\, v. t. [imp. & p. p. {Churned} (ch[^u]rnd); p. pr.
& vb. n. {Churning}.] [OE. chernen, AS. cernan; akin to LG.
karnen, G. kernen, D. karnen, Dan. kierne, Sw. k["a]rna, and
also to E. corn, kernel, the meaning coming from the idea of
extracting the kernel or marrow. See {Kernel}.]
1. To stir, beat, or agitate, as milk or cream in a churn, in
   order to make butter.

2. To shake or agitate with violence.

         Churned in his teeth, the foamy venom rose.
                                               --Addison.

\Churn\, v. i.
To perform the operation of churning.