Button-down in a sentence as an adjective

I'd say about 3/4 of my team wears button-down shirts or the female equivalent.

I've never met a polo that's as comfortable as a decent button-down.

That's not to say that you get made fun of for wearing button-down shirts; i only did because i pretty much only wear t-shirts to work.

Button-down definitions

adjective

unimaginatively conventional; "a colorful character in the buttoned-down, dull-grey world of business"- Newsweek

See also: buttoned-down conservative

adjective

of a shirt; having the ends of the collar fastened down by buttons; "Brooks Brothers button-down shirts"