A trading platform that doesn't hold users' funds for them and doesn't require them to deposit money in order to start trading. Users trade straight from their own wallets instead.
Airdrop
A marketing tactic known as a cryptocurrency airdrop involves giving away free tokens or coins to existing owners of a specific coin or token.
Off-Chain
All network users can see on-chain transactions because they are recorded on the distributed ledger. Off-chain transactions, however, take place away from the blockchain network
Ad Hoc
a Latin expression that means "for this purpose" or "specifically for this" in contemporary English.