noun
middy
MID-ee/ˈmɪdi/
A blouse or shirt styled like a sailor's uniform.
The navy-and-white middy hangs with its sailor collar clearly visible.

Etymology
Middy began as a familiar shortened name for a midshipman. The name passed to the loose blouse because it resembled the shirts worn by those naval officers.
More examples
- The middy has a broad sailor collar and short sleeves.
- Two cotton middies hang beside the pleated skirts.
- I tuck my middy into high-waisted pants.
Forms
middy · middies