1.to prevent someone from doing something, or to prevent something from happening; to prevent a payment from being made
2.to no longer do something; if something stops, it does not continue
3.to no longer move; to ask someone to stop walking or driving so that you can talk to them; if a bus or train stops somewhere, it stops moving in order to let passengers on or off; to pause while you are moving or doing something so that you can do something else
4.to no longer work, or to cause something to no longer work
5.to stay at someone’s house for a short time
6.to block something such as a pipe or hole so that water or another substance cannot go through it
stopt