A woman with the brains of a dog; just relentlessly doglike in cognitive skills and frequently in behavior. Frequently used on Matt and Shane's Secret Podcast.
The chicks Tim brought to the beach house are absolute fucking dogbrains.

My girlfriend forgot her keys, took forever to get ready, and then spent half an hour on her phone with her friend. What can you do? It's a dogbrain.
by __1__''__= July 15, 2021
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