A landlord was a person who owned and rented their property, such as a house, apartment, or condominium.
While Jean-Luc Picard was playing "Dixon Hill" in 2365, adeline told him that his landlord wanted the rent payment, or Hill would be evicted. (TNG: "Manhunt")
During a Cardassian vole infestation, Quark noted that the landlord was responsible for vermin control. (DS9: "Playing God")
While discussing the Federation with Benjamin Sisko, Quark]] said, "and I couldn't ask for better landlords." (DS9: "Bar Association")
A popular television program on Ferenginar, Pog & Dar: Cop Landlords, featured a team of landlords that utilized the laws to extort their tenants. (LD: "Parth Ferengi's Heart Place")