Fires up (6)
(Other definitions for rouses that I've seen before include "Awakens" , "Excites" , "Causes to awaken" .)
'fires up' is the definition.
('heat' can be a synonym of 'fire up')
This is the entire clue.
(Other definitions for heats that I've seen before include "Makes hot or warm" , "Eliminating rounds in a contest" , "Eliminating rounds of a race" , "Haste (anag.)" , "Warms up for the preliminary races" .)
'fires up' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for arouses that I've seen before include "Stimulates" , "gets excited" , "Inspires" .)