Meaning : Unimaginatively conventional.
Example :
A colorful character in the buttoned-down, dull-grey world of business.
Synonyms : buttoned-down, conservative
Meaning : Of a shirt. Having the ends of the collar fastened down by buttons.
Example :
Brooks Brothers button-down shirts.
Button-down ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Button-down ka matlab kya hota hai?