Crossword Genius

Something valued in limo hero pranged (8)

Ross

I believe the answer is:

heirloom

I'm a little stuck... Click here to teach me more about this clue!

'something valued' is the definition.
I can't judge whether this definition defines the answer.

'limo hero pranged' is the wordplay.
'limo hero' anagrams to 'HEIRLOOM'.
However, I am unsure how the anagram is indicated.

'in' is the link.

Can you help me to learn more?

(Other definitions for heirloom that I've seen before include "Valuable family object" , "one long in the family" , "Hand-me-down" , "Valuable item still in family" , "Treasured family possession" .)

I've seen this clue in The Sun.
Want a hint initially instead of a full solution? Install my app