Average Down in a crypto context refers to an investment strategy where an investor adds more units of a crypto asset to their portfolio as the price of the asset drops from the initial purchase price. The goal of averaging down is to reduce the average price per unit of the asset purchased, in the hope that the price will recover in the future, resulting in greater profits when the price rises again.

Professionally, Average Down can be defined as "an investment strategy in the crypto market where investors add more crypto assets to their portfolio when the price of those assets drops from the previous purchase level. The goal of this strategy is to reduce the average cost per unit of the asset purchased, increasing potential profits when the price goes back up."

This strategy assumes that investors have confidence that the chosen crypto asset has strong long-term value, and that the current price drop is only temporary. However, it should be noted that averaging down also involves risk, as the price of the crypto asset may continue to fall or not recover as expected. Therefore, this strategy should be undertaken with a good understanding of the crypto market and its risks.