Added 9 October 2026 scatterbrained /ˈskætə(ɹ)ˌbɹeɪnd/ adjective Categories: Describing WordsObscure Words adjective ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about scatterbrained at Wordnik → Where our words come from → Lacking sense or discretion. his rattlebrained crackpot ideas Guided by whim and fancy. flighty young girls Origin From scatter + brained. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: rattlepatedscattyfoolishrattlebrainedflightyirresponsiblehead-in-the-cloudsairheadedscatter-brainedharebrainedfeather-brainedempty-headed Back to today's word