N. A sexual innuendo referring to a nasty slice of penis, this innuendo is usually thrown at people while inside of a car inebriated. Also can be used to attract fat chicks in a house party, especially in Fort Collins
Me: Hey Shamoo Sally, you want some cockaroni pizza tonight?
Shamoo Sally: Not tonight, I'm feeling some high self esteem coming on.
Me: That's too bad, my buddy Andy and I were going to throw in a two for one special.
Shamoo Sally: Well in that case, I'll call some of my largely obese and highly depressed friends.
Synonym for jackass tool dickhead doofus ass clown or any other similar perjorative term meant to indicate an individual, typically male, who lacks intelligence, hipness, or is otherwise notably out of step with immediate social norms.
"Did you see that guy squeel his tires in the parking lot as he peeled out for the JV softball girls? What a total fucking cockaroni, dude."