অর্থ : Unimaginatively conventional.
উদাহরণ :
A colorful character in the buttoned-down, dull-grey world of business.
সমার্থক : buttoned-down, conservative
অর্থ : Of a shirt. Having the ends of the collar fastened down by buttons.
উদাহরণ :
Brooks Brothers button-down shirts.
Button-down meaning in Bengali (Bangla).