walk·ing-a·round mon·ey  [waw-king-uh-round]  Show IPA
noun
1.
money that is carried on the person for routine expenses and minor emergencies; pocket money.
2.
Also called street money. Political Slang. cash sums given by political managers, district leaders, or the like, to grass-roots workers and others for expenses incurred while canvassing for votes or doing other chores before an election.
Origin: 
1975–80, for def 2
 Source Dictionary.com