Vociferous means loud, forceful, and impossible to ignore. When someone makes a vociferous complaint, they speak up boldly and energetically, making sure everyone hears them with volume and passion.

The word often describes people expressing strong opinions or demands. A vociferous crowd at a sports game might be chanting and cheering so loudly that players can barely hear each other. During a debate, a vociferous student might argue their position with such energy and volume that the whole class pays attention.

Vociferous carries a sense of intensity beyond just being loud. A vociferous protest means people are passionately demanding change, not just making noise. Someone might be a vociferous supporter of their favorite author, enthusiastically recommending those books to everyone they meet.

When you're vociferous about something, you're using your voice powerfully and persistently. You might have vociferous opinions about which pizza toppings belong on a perfect slice, or your parents might be vociferous supporters of your soccer team, cheering from the sidelines at every game.