Meaning of SPIT UP

WordNet Dictionary
	Definition:		[v]  discharge (phlegm or sputum) from the lungs and out of the mouth [v]  give reluctantly; "He coughed up some money for his children's tuition"
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	Synonyms:		cough out, cough up, cough up, expectorate, pony up, spit out
	See Also:		cough, discharge, eject, expel, give, hawk, hawk and spit, ptyalise, ptyalize, release, spew, spit, splutter, spue, sputter