søk opp hvilket som helst ord, som sparkle pony:
 
1.
when pronounced "know what im talking about" is what is sounds like.. NUMTUMBOUT!
Man, this urbandictionary is thowed.. numtumbout?
av bushi 9. september 2003
 
2.
"know what im talking about". "numtumbout" said outloud resembles "know what im talking about"
Man, school is gay as hell, numtumbout!
av Bushi 8. september 2003