To employ by paying a retainer.
To hold back (a pupil) instead of allowing them to advance to the next class or year.
To keep in one's pay or service.
To keep in possession or use.
To hold secure.
To cause something to be removed or replaced in its role; to displace, overturn.
To upset the composure of (in various ways); to astound, shock, or unsettle.
To remove from some (especially political) position or office; to dethrone.
To come out or off of a seat.
To remove or dislodge from a seat (especially referring to horse riding).