A crowd of people at a concert with their hands upA crowd of people at a concert with their hands up
A bush of orange flowers against a background of many purpleA bush of orange flowers against a background of many purple
Many colorful candies are lying on top of each otherMany colorful candies are lying on top of each other
Значительные по количеству (о ряде однородных единиц, предметов). Нечто большое по количеству, содержанию.