from Wiktionary, Creative Commons Attribution/Share-Alike License
- interj. I approve.; I agree.
- interj. Hello.
- interj. "what's up?"; "what's happening?"; "what's the word?";
- interj. "Listen up!"; "pay attention!".
Originated in United States, black English (i.e. African American Vernacular English) of the 1980s. (See Ebonics). (Wiktionary)