octotard
A person who loves Octonauts so much they can't focus on anything else, even if it means failing at life.
My friend is an octotard. She can't stop watching Octonauts and failed her math test.
My brother is an octotard. He missed his job interview because he was watching Octonauts.
My sister is an octotard. She got grounded because she watched Octonauts all night.