birdbrain
birdb·rain
noun
Origin
From bird + brain, implying that birds, having small brains, are unintelligent (although this is untrue for many birds).
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.