Someone that is very plain, not that interesting, dull or boring.
It is used as an insult and if they don't get it, point proved.
"She was hot but she was so dumb!"

"Arrh a Vanilla Child"

or

"Vanilla is my favorite flavour of ice cream"

"Its just a home brand vanilla ice cream, do you want any topping?"

"no."

"Best be leaving now vanilla child
by orri2000 October 20, 2009
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