A declaration of friendship or excitement, much like a combination of the uses of "Hey there!" and "Whoa!" and "What's up?"; a pact of sillynature with the intent of showing affability
"Smish Ooble De Gorf!" she shouted to her friend across the cafeteria. He turned with a grin and laughed back. He happily reponded, "Smish Ooble De Gorf!"
"Smish Ooble De Gorf!" he shouted as the bag flew out of his arms, its contents cascading down teh stairs.
A common insult around the time of the Roman Empire (625-510 BC). Used to signify unimportance, or of little value when directed at a person or object.
"That man is such an Oiblegoffin." or "That painting is Oiblegoffin.", "I don't want to be an Oiblegoffin, But I must refuse your request."