to cause something to fail in achieving any success or fulfilling any expectation
to stop working or participating in an activity, usually at the end of the day or when one feels that they have done enough
used to say that a person has definitely left an activity or place and will not change their mind about it
to accept the fact that one has lost something and might never be able to get it back
to decide that it is impossible to help something succeed because there seems to be no hope
to put an end to something, particularly something bad, that has been going on for some time
something that does not exist or happen anymore due to being replaced by something more modern or desirable
(of a quality, idea, or principle) to not longer exist or be forgotten
(of a plan or course of action) to fail to succeed or produce the expected results