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1.
To brush one's teeth.

A reference to my little pony: friendship is magic 's background character Colgate whom the fans have named after the fact her hair is toothpaste coloured.

Made by Intelligent Derpy Hooves (FIM)
I've just woken up, must colgate! Colgating should not be done just after drinking orange juice.
by Intelligent Derpy Hooves December 20, 2012