They were 'cowed' into silence by threats. [=they did not complain, publicly say anything, etc., because they had been threatened]
They'll be arguing about this 'till the cows come home'.
The football team was a 'cash cow' for the university.
(..) I just consider myseIf royaIIy fIushed. Ow! LlLL Y/ Stop the bovine massacre! Sign up now and save a cow! Vegetarians have right to eat special. Make Grove School more tofu-friendly. MIA: HeIIo. (..)2001 The Princess Diaries