loft
noun
1.
floor consisting of a large unpartitioned space over a factory or warehouse or other commercial space
Derived from:
loft 2.
floor consisting of open space at the top of a house just below roof; often used for storage
Derived from:
loft 3.
(golf) the backward slant on the head of some golf clubs that is designed to drive the ball high in the air
4.
a raised shelter in which pigeons are kept