Rip up (5)
'rip up' is the definition.
(synonyms)
This is all the clue.
(Other definitions for shred that I've seen before include "just a touch" , "Tatter; small amount" , "(Reduce to) small piece(s)" , "Tear into scraps" , "Cut into tiny pieces" .)
'rip up' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for tear that I've seen before include "Rush - to pull apart" , "Shred" , "A drop of sadness" , "Optical sign of sorrow" , "Rip - drop from eye" .)