throw up

throw up  {v.}

1.  {informal} or  {slang} heave up. To vomit.

The heat made him feel sick and he thought he would throw up.

He took the medicine but threw it up a minute later.

2.  {informal}

To quit; leave; let go; give up.

When she broke their engagement he threw up his job and left town.

3. To build in a hurry.

The contractor threw up some temporary sheds to hold the new equipment.

4. To mention often as an insult.