Economy (6)
'economy' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for budget that I've seen before include "occasion for speech" , "Plan financially" , "Money allocated for a purpose" , "Cheap" , "Chancellor of the Exchequer's responsibility?" .)
'economy' is the definition.
(economy can mean being thrifty)
This is all the clue.
(Other definitions for thrift that I've seen before include "Taking care of money" , "Maritime growth" , "Care in using money" , "Carefulness with money" , "Plant - saving - economy" .)