Definitions

1. proper noun

a friendly ghost, typically depicted as a small, white, anthropomorphic figure.

“The kids loved hearing stories about Casper the friendly ghost.”

2. noun

a person from Casper, Wyoming, or a resident of Casper.

“She’s a Casper native and loves to visit her hometown.”

3. verb

to haunt or visit as a friendly ghost, typically in a playful or mischievous manner.

“The old house was said to be haunted by a mischievous spirit that would casper the kids who dared to enter.”

4. interjection

used to express surprise or astonishment.

“Casper! I didn’t know you could play the guitar!”