A rare combination of the words 'what' and 'no' that is often used in exclamations of quick and utter disbelief.
Justin: "Awe... I misses you."
Ashley: "Awwweh. I miss you too."
Justin: "I miss you more."
Ashley: "Whatno! You're crazy."
Ashley: "Awwweh. I miss you too."
Justin: "I miss you more."
Ashley: "Whatno! You're crazy."
