To cause something or someone to pass from a higher to a lower place
To suspend or expel (an undergraduate) from university.
He was sent down from Oxford for theft.
To bowl.
To commit (someone) to a prison term.
Eventually she was caught, and sent down for twelve years.
To demote a player within the levels of professional baseball.
After performing poorly for the first month of the season, he was sent down to the minor leagues.