Meaning of CHECK UP ON

WordNet Dictionary
	Definition:		[v]  examine so as to determine accuracy, quality, or condition; "check the brakes"; "Check out the engine"
	Websites:
	Synonyms:		check, check into, check out, check over, go over, look into, suss out
	See Also:		analyse, analyze, canvass, examine, follow, keep an eye on, observe, study, watch, watch over