A small building or simple structure such as a hut, shed, cabin, or animal pen.
庭に小屋を建てて、道具を置く予定だ。
I'm planning to build a shed in the yard to store tools.
台風で小屋が壊れてしまった。
The hut/shed was destroyed by the typhoon.
牛の小屋は朝の掃除が大変だ。
Cleaning the cows' pen in the morning is hard work.
A small theater or temporary playhouse — e.g., a tent or booth used for performances or shows.
祭りの会場には小屋が並び、色々な出し物がある。
At the festival site there are booths/tents where various shows are held.
その劇団は小屋での上演を中心に活動している。
That theater troupe mainly performs in small playhouses.
One's own house (used humbly); this usage — often read しょうおく — is somewhat colloquial or old-fashioned.
しょうおくは狭いが、どうぞお上がりください。
My humble home is small, but please come in.