subleasenoun [ C or U ]
uk/ˈsʌbliːs/usalso sublet, also underlease PROPERTY, LAWan arrangement by which you allow someone to rent all or part of a building that you are renting from someone else:
There are concerns that downsizing companies might put too much office space up for sublease.
an arrangement by which someone rents all or part of a building from another person who rents it from the owner:
The head tenant will grant subleases in consideration of a premium and a low rent.
subleaseverb [ I or T ]
uk/ˌsʌbˈliːs/usalso sublet PROPERTY, LAWto allow someone to rent all or part of a building that you are renting from someone else, or to rent somewhere in this way:
sublease sth from/to sth/sb One end is a mini-mall, with space subleased to a variety of businesses.