Rent Out is a term used to describe the process of allowing someone to use something that you own for a certain period of time in exchange for money. It is commonly used in the context of real estate, where a landlord will rent out their property to a tenant for a set period of time. The two words that are associated with this term are LET and LEASE. LET is an abbreviation for 'Leasehold Estate Tenancy' and LEASE is an abbreviation for 'Leasehold Estate Agreement'.