What is the meaning of Throw_up?

Used other than figuratively or idiomatically: see throw, up.

To vomit.

To produce or reveal something new or unexpected.

To cause something such as dust or water to rise into the air.

To erect, particularly hastily.

To give up, abandon something.

To display a gang sign using the hands.

To enlarge, as a picture reflected on a screen.

Misspelling of throwup (vomit).

Used as an expression of frustration or to dismiss a conversation partner.

Source: wiktionary.org