A block reward is the payment a miner receives for a successfully created block of transactions added to the blockchain. It consists of new coins and transaction fees.

An OTC exchange is a venue where participants make deals directly with one another, without placing orders in the shared order book of a centralized exchange. The format is in demand for large volumes.

An output is the part of a Bitcoin transaction that sets the recipient's address and the transfer amount. A single transaction can have several outputs at once: for different recipients and to return change to the sender.

To "get loss-vested" is an ironic slang term meaning to put money into an ICO or another high-risk crypto project. The word emphasizes a failed, hasty, or ill-considered investment of funds in a dubious asset.

An input is the part of a transaction in the Bitcoin blockchain that indicates the source of the funds being transferred. The input links the new transaction to previous coin receipts at the sender's address.