Εννοια

1. to hit; to strike (to collide with violently)
2. to hit, to strike, to blow (usually, repeatedly)
3. to clap (to repeatedly strike two objects, especially the hands)
4. to churn (to agitate rapidly and repetitively, or to stir with a rowing or rocking motion; generally applies to liquids, notably cream)
5. to take down; to knock down