cough up phrasal verb ( see also ↑ cough )
1 . informal to give someone money, information etc when you do not really want to:
Come on, cough up.
cough something ↔ up
Insurance companies had to cough up £10 million in storm damage claims.
2 . cough something ↔ up to push something out of your throat or lungs into your mouth:
You must go to the doctor if you’re coughing up blood.