What is "on loft"

Loft \Loft\ (l[o^]ft), n. [Icel. lopt air, heaven, loft, upper room; akin to AS. lyft air, G. luft, Dan. loft loft, Goth. luftus air. Cf. Lift, v. & n. ]

1. That which is lifted up; an elevation. Hence, especially:

   1. The room or space under a roof and above the ceiling of the uppermost story.

   2. A gallery or raised apartment in a church, hall, etc.; as, an organ loft.

   3. A floor or room placed above another; a story. especially, an upper story located in a building with a business below, often having no partitions, and in cities sometimes converted into living quarters, or used as studios for artists.

      Eutychus . . . fell down from the third loft.
      --Acts xx. 9.

2. (Golf) Pitch or slope of the face of a club (tending to drive the ball upward).

   On loft, aloft; on high. Cf. Onloft. [Obs.]
   --Chaucer.