fall (auf den hintern)

listen to the pronunciation of fall (auf den hintern)
Almanca - İngilizce
pratfall
A fall onto the buttocks
A staged trip or fall, often for comedic purposes

The motivational speaker started with a pratfall so he could speak about the importance of getting back up.

A humiliating mistake
A pratfall is a fall onto your bottom
To fall on to the buttocks
If someone takes a pratfall, they make an embarrassing mistake. They're waiting for the poor little rich girl to take a pratfall
A fall on to the buttocks
{i} fall on the buttocks, fall on one's backside (Slang); embarrassing blunder