n.
the conclusion of a letter, broadcast, or other message: that was their daily sign-off on the TV show
Oxford American Dictionary
n.
the conclusion of a letter, broadcast, etc.: that was their daily sign-off on the TV show
Oxford Dictionary
ph.
give one's approval to something
Oxford Dictionary
ph.
record that someone is entitled to miss work, typically because of illness
Oxford Dictionary
ph.
record that someone is entitled to miss work, typically because of illness
Oxford American Dictionary
ph.
give one's approval to something
Oxford American Dictionary