wasteful
big-time spender
dissipative
easy come
easy go
extravagant
improvident
incontinent
intemperate
lavish
overgenerous
overlavish
overliberal
penny-wise and pound-foolish
pound-foolish
prodigal
prodigal son
profligate
profuse
spend-all
spender
squanderer
squandering
waster
wastethrift
wastrel
Spender
adulterer
adventuress
braggart
debauchee
defaulter
desperado
dissolute
dreamer
drunkard
gambler
glutton
idler
liar
libertine
lounger
rake
roysterer
scoundrel
sensualist
sluggard
speculator
swindler
vagabond
voluptuary