1. (interjection) an expression used when one does not know how to reply or react to an awkward or uncomfortable question or statement.
2. (noun) female hair of unsightly color
1. "I memorized your schedule, because I like to stalk people."
2. "Maybe if your brush your buifelbufids, it will look a little bit better."
An interjection used when one is at a loss for words due to the sheer awkwardness of a particular situation.
"So then I rubbed whipped cream all over her face and called her my sweetie-pie!"