HODL

First made popular in a post by a drunken Bitcoiner who advocated buying but not selling Bitcoin, it is now a meme to intentionally misspell “hold.” Hodlers see huge potential in the future of a cryptocurrency and don’t plan on selling anytime soon.

More Definitions

Hash Rate

The number of hashes a miner performs over a given period of time.

Hot Wallet

An online wallet for storying cryptocurrencies. Considered less secure than cold wallets.