1. (

• churn

) stir (cream) vigorously in order to make butter ;

2. (

• churn ,
• boil ,
• moil ,
• roil

) be agitated; "the sea was churning in the storm" ;

1. (

• churning ,
• churned-up ,

) moving with or producing or produced by vigorous agitation; "winds whipped the piled leaves into churning masses"; "a car stuck in the churned-up mud" ;

2. (

• churning ,
• roiling ,
• roiled ,
• roily ,
• turbulent

) (of a liquid) agitated vigorously; in a state of turbulence; "the river's roiling current"; "turbulent rapids" ;