posiekać

Etymology
From.

Verb

 * 1)  to chop, to chop up, to hack
 * 2)  to lacerate, to slash
 * 3)  to lash, to whip
 * 4)  to lash each other, to whip each other
 * 1)  to lash, to whip
 * 2)  to lash each other, to whip each other
 * 1)  to lash each other, to whip each other