churn

Từ điển American Heritage Dictionary 4th

churn (chûrn)n.
A vessel or device in which cream or milk is agitated to separate the oily globules from the caseous and serous parts, used to make butter.v. churned, churn·ing, churnsv. tr.
1.
a. To agitate or stir (milk or cream) in order to make butter.
b. To make by the agitation of milk or cream:
churn butter.
2. To shake or agitate vigorously:
wind churning up the piles of leaves.
See Synonyms at agitate.
3. To buy and sell (a client's securities) frequently, especially in order to generate commissions.v. intr.
1. To make butter by operating a device that agitates cream or milk.
2. To move with or produce great agitation:
waves churning in the storm; so angry it made my stomach churn.Phrasal Verb:churn out
To produce in an abundant and automatic manner:
churns out four novels a year. [Middle English chirne, from Old English cyrn, cyrin.] churnʹer n.

• Từ đồng nghĩa / Synonyms:
  butter churn, boil, moil, roil