безвозмездный договор(Black's Law Dictionary – A contract made for the benefit of a promisee who does not give consideration to the promisor. – Also termed contract of beneficence; gratuitous agreement.)
условие "плати в любом случае"(Black's Law Dictionary – A clause in a personal-property lease requiring the lessee to continue to make full rent payments to the lessor even if the thing leased is unsuitable, defective, or destroyed)
