Kalmar "AMEX" tana iya samun ma'anoni daban-daban dangane da mahallin da aka yi amfani da ita. Ga wasu ma’anoni masu yuwuwa:AMEX: gajarta ta gama-gari don kasuwar hada-hadar hannayen jari ta Amurka, musayar hannun jari da ke birnin New York wadda NYSE ta samu a shekarar 2008. > Amex: gajarta ta gama-gari don American Express, kamfanin sabis na kuɗi na ƙasa da ƙasa wanda aka sani da katunan kuɗi, cakuɗin matafiya, da katunan caji. >Amex: alama ce ta katin kyauta ta American Express, wanda za a iya amfani da shi a dillalai da ƴan kasuwa iri-iri.