offload

Short definition from Wiktionary

Verb

1. 1
   To unload.
2. 2
   To get rid of things, work, or problems by passing them on to someone or something else.
3. 3
   To pass the ball.
4. 4
   To deny a person on a standby list due to lack of space.
5. 5
   To change a passengers' ticket status from "checked in" to "open", allowing further changes. (This applies regardless of whether the passenger has boarded the aircraft or not).

Noun

1. 1
   The act of offloading something, or diverting it elsewhere.
2. 2
   The act of passing the ball to a team mate when tackled.