young bull
"The farmer led the young bullock to the pasture where it could graze freely under the shade of old oak trees."
A young bull.
"The farmer tied the restless bullock to the fence before leading it out for milking."
To bully.
"The new manager never hesitates to bullock his subordinates into taking on all the overtime without compensation."
A surname.
"My neighbor, Mr. Bullock, just moved into the house next door."