Definition & Meaning of "boop"in English

What does "boop" mean in internet slang?

The structure is an onomatopoeic word that imitates the light, soft sound of a gentle tap, short and playful. It is used to describe a gentle touch to a pet's nose, usually with a finger, often accompanied by a verbal "boop!" People typically say "I booped the dog's nose" or "give a boop" when interacting affectionately with cats, dogs, or even in photos where a finger is posed near the animal's nose.