It is a common term among cryptocurrency users. It refers to holding on to your cryptocurrency and not exchanging it for FIAT money ( Lei, USD, EUR ) . This phenomenon started as far back as 2011 in Bitcoin, when enthusiasts were saying “HODL till death” to show an emotion of confidence in the king cryptocurrency and to increase the price.
The term comes from an intentional misspelling ( to hold – to keep ). This concept is extremely popular because having this tactic, to hold cryptocurrencies, you are more resilient in the face of the very high volatility in the crypto market.