A playthrough requirement is a condition set by casinos for players to wager a specific amount before being able to withdraw winnings. It is a common practice in the gaming industry to prevent bonus abuse and ensure fair play. Players must meet the playthrough requirement by placing bets using their deposited funds. Once the requirement is met, players can cash out their winnings. Understanding the playthrough requirement is crucial for players to make informed decisions when claiming bonuses. It is advisable to carefully read the terms and conditions related to playthrough requirements before participating in any casino promotions.