This is the 14806th most frequent German word.
prallen
"Prallen" means "to collide," "to bounce," or "to crash."
In this context, 'prallen' means to bounce or collide with force.
Der Ball prallte gegen die Wand.
The ball bounced against the wall.
Here, 'prallen' describes two objects colliding with force.
Die Fahrzeuge prallten bei hoher Geschwindigkeit zusammen.
The vehicles collided at high speed.
In this usage, 'prallen' indicates an impact or hit on a surface.