What is zerbert meaning?

Zerbert is a term used to describe the act of blowing air onto someone's bare skin, usually their stomach, resulting in a tickling sensation. This is commonly referred to as a "raspberry" in some countries. The term "zerbert" is used predominantly in North America and is said to have originated from the sound made when blowing air onto someone's skin. This is often used as a playful gesture in social situations, particularly with children.