quickmover
nounUK /ˈkwɪkˌmuːvə/
US /ˈkwɪkˌmuːvər/
A quickmover is someone or something that moves very fast.
The little quickmover dashed across the playground before anyone could catch him.
OTHER MEANINGS
2. A person who acts or decides without delay.
She's a quickmover at work and finishes tasks before lunch.
3. A fast-selling product that leaves the shelves quickly.
The new toy was a quickmover during the holiday season.
4. In games, a piece or player known for rapid movement.
His knight is a quickmover that surprises opponents.