treehouse

Definition

A house, or similar structure within a tree, or several trees, built with light materials.

Etymology

From tree + house. First use appears c. 1867. See cite below.

Example Sentences

• "so that I am high and dry, and have all the better view too, quite a grand flight of steps-a broad ladder-up into my house. The Mahaga lads and I call it my tree-house."