Used other than figuratively or idiomatically: see get, it, on.
To engage in a fight.
To have sex.
To hurry up; to get a move on.
Used other than figuratively or idiomatically: see help.
To serve oneself, especially to take food or other supplies, rather than wait to be served by another; used to indicate friendly permission or invitation.
To exhibit self-control.
To take something freely; to serve oneself without restraint.