A slang term for people that act really slow but are not diagnosed with any mental disabilities. People who say things so stupid that you think they're acting.
"Bro he was such a ooga-Booga, he said pineapple should go on pizza"
when i went to her house she started speaking like a caveman, i mean "ooga booga"
ooga booga is your typicall hobo that likes liking peoples feet
omg your are such an "ooga booga"