"Rental expenses" refers to the money that you need to pay for renting something, such as a house, apartment, car, or equipment. It includes the cost of the rent itself and any additional fees or charges associated with the rental. Full definition
The expenses for personal use aren't deductible as rental expenses. (hrblock.com)
Car rental expenses can add up quickly before you even step foot in the actual car. (upgradedpoints.com)
Loss of use coverage, also known as rental coverage, provides reimbursement for rental expenses associated with having an insured vehicle repaired due to a covered loss. (en.wikipedia.org)