1. anything at all
Usage: archaic or literary

1. zero; the digit 0
Usage: chiefly American

Examples

• For aught I know, he may have already left.
• If aught should happen to me, take care of the children.
• The combination is two-aught-seven-five.
• He fired a thirty-aught-six rifle.
• Aught else would be unacceptable in this situation.
• The safe’s code begins with double-aught.