Examples of crackbrain
<once a brilliant dancer, he died a crackbrain in a mental institution>
<a crackbrain who wore bedroom slippers to the grocery shop>
First Known Use of crackbrain
Learn More about crackbrain
Thesaurus: All synonyms and antonyms for "crackbrain"
Seen and Heard
What made you want to look up crackbrain? Please tell us where you read or heard it (including the quote, if possible).