beater

noun

• Someone or something that beats.
• A kitchen implement for mixing.
• A stick used to play a percussion instrument.
• A person who drives game towards shooters in a hunting party, often working in a group.
• A papermaking machine for processing fibres by fibrillation in order to improve bonding strength
• An automobile in poor operating condition.
• A weaving tool designed to push the weft yarn securely into place. It contains the comb-like insert reed and is sometimes a part of the loom.
• A harp seal pup after its first moult and before its second moult.