Be a snitch (4)
'be a snitch' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for tattle that I've seen before include "'Gossip, idle talk (6)'" , "Tell tales" , "Divulge secrets" , "Inform on someone" , "Gossip, idle chatter" .)
(Other definitions for raton that I've seen before include "Betray" , "Desert" , "Shop" .)
'be a snitch' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for tell that I've seen before include "Apprise" , "William .... was legendary Swiss hero-archer" , "William . . . . was a legendary Swiss archer" , "Order" , "Make an impact" .)