Picnic-goer rearranged derby date (5,4)

I believe the answer is:

teddy bear

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'picnic-goer' is the definition.
I can't judge whether this defines the answer.

'rearranged derby date' is the wordplay.
'rearranged' is an anagram indicator.
'derby'+'date'='derbydate'
'derbydate' anagrammed gives 'TEDDY BEAR'.

Can you help me to learn more?

(Other definitions for teddy bear that I've seen before include "Cuddly toy named after a US president" , "Cuddly toy, named after President Roosevelt" , "Maybe Winnie" , "Soft toy" , "Fetishistic toy" .)

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