1. plural of thirteen; the numbers or things numbered thirteen
2. playing cards with the value of thirteen
Usage: card games
3. people who are thirteen years old

Examples

• The lottery numbers included two thirteens this week.
• She collected all the thirteens from the deck of cards.
• The thirteens in our class are planning a special birthday party.
• Count by thirteens: thirteen, twenty-six, thirty-nine.
• The teacher separated the twelves from the thirteens for different activities.
• He needed the thirteens to complete his card sequence.