my head's a shed

my head's a shed

slang An expression of total bewilderment, confusion, stress, or mental agitation. Primarily heard in UK. A: "How's the research for your thesis coming?" B: "Ugh. I've been in the library for nearly 15 hours. My head's a shed." Sorry about the way I acted this morning. There's just a lot going on at work and my head's a shed at the moment.
See also: shed
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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