Ma'anar ƙamus na jimlar "sau miliyan ɗaya" magana ce ta ɗalibi da ke nuni da adadin lokuta masu yawa, yawanci yana wuce gona da iri ko ƙarfin aiki ko ji. Hakanan za'a iya amfani dashi don jaddada ƙimar maimaitawa, ƙari, ko ƙarfin ƙwarewa, motsin rai, ko ji. Alal misali, "Na gaya muku sau miliyan don tsaftace ɗakinku" yana nufin cewa mai magana ya maimaita bukatar sau da yawa kuma yana jin takaici cewa ba a yi shi ba.