To release from one's grasp; to go from a state of holding on to a state of no longer holding on.
To dismiss from employment.
To ignore (a comment, etc.).
To emotionally disengage or to distract oneself from a situation.
To fail to maintain a standard of appearance, behavior, or performance.
Used other than figuratively or idiomatically: see let, go.
To gain weight
To remove or clear a block or obstruction from.
In whist, to throw away a high card so as not to interrupt one's partner's long suit.
To free or make available.
To enable communication again, via telephone, instant messaging, etc., with (somebody previously blocked).
The removal of a block or blockage.