or whas·supor wus·sup
- what’s going on or happening; what’s up (used as a greeting).
Origin of wassup
First recorded in 1900–05; pronunciation alteration of what’s up (in the same sense)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- slang what is happening?
C20: from what's up?