What is the meaning of Go_down?

Used other than figuratively or idiomatically: see go, down.

To descend; to move from a higher place to a lower one.

Synonym of set, to disappear below the horizon.

To decrease; to change from a greater value to a lesser one.

To fall (down); to fall to the floor.

To crash.

To sink.

To be received or accepted.

To be pleasant, etc., when eaten or drunk.

To be blamed for something; to be the scapegoat; to go to prison.

To be recorded or remembered (as).

To take place, happen.

To attack another gang.

To perform oral sex.

To stop functioning, to go offline.

To be soundly defeated.

To physically leave one's university, either permanently or in some other non-transient sense (such as following the end of term).

Source: wiktionary.org