She could hurl under a bed with a Caroline hat on her

exp.

She could hurl under a bed with a Caroline hat on her is Irish slang: she's very small altogether.

In use

Yer one is so small she could hurl under a bed with a Caroline hat on her.

Let Lawrence Muck translate it to posh English for you
Lawrence Muck

Ah, hello! I was just dusting the encyclopaedias. Would you like me to translate 'She could hurl under a bed with a Caroline hat on her' in use for you?

That young lady is so diminutive she could play hurling beneath a bed whilst wearing a tall hat.

Questions

What does she could hurl under a bed with a Caroline hat on her mean in Ireland?

She's very small altogether.

How do you use she could hurl under a bed with a Caroline hat on her in a sentence?

“Yer one is so small she could hurl under a bed with a Caroline hat on her.”

Updated