button-down

Adjective button-down has 2 senses

• button-down(s = adj.all) buttoned-down, conservative - unimaginatively conventional; "a colorful character in the buttoned-down, dull-grey world of business"
• button-down(s = adj.all) Array - of a shirt; having the ends of the collar fastened down by buttons; "Brooks Brothers button-down shirts"