Short holiday (5)
'short holiday' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for break that I've seen before include "Short holiday" , "Holiday - destroy" , "Smash" , "Shatter; respite" , "Holiday; decipher (code)" .)
(Other definitions for getaway that I've seen before include "Escape" , "flight" .)