Money, slangily
(Other definitions for loot that I've seen before include "Plunder, pillage" , "rifle" , "Orton play; ill-gotten gains" , "Steal (goods); money" , "Burglar's takings - pillage" .)
'money slangily' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for moola that I've seen before include "Money (slang)" , "Dosh, dough" , "11 [lolly]" , "Ackers, lolly" .)