To displace in favour of itself.
To take the place of.
An updated newsgroup post that supersedes an earlier version.
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).