onerous contract
noun[C]
ukusLAW
aformalagreementthatbringsdisadvantagesfor one of thepeopleorcompaniesthat havesignedit:
One of thecommonproblemsfacingbusinessesis that thebusinesshas at somepointenteredinto anonerouscontractthataddscashflowburdenswithout thecorrespondingbenefits.