Put on the agenda (5)
'put on the agenda' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for slated that I've seen before include "Severely criticised - put on a list" , "Tore to shreds" , "Unfavourably reviewed" , "House roof may be - criticised" , "how roof was finished?" .)
(Other definitions for slate that I've seen before include "Roofing tile" , "list of candidates" , "Criticise - outdated school equipment" , "Scold; hard rock" , "Metamorphic rock that can be split into thin layers" .)