o·ver·spend 
(ō′vər-spĕnd)
(ō′vər-spĕnd)v. o·ver·spent (-spĕnt), o·ver·spend·ing, o·ver·spends
v.intr.
To spend more than is prudent or necessary.
v.tr.
1. To spend in excess of: overspend one's income.
2. To tire out; exhaust: was overspent with toil.
o′ver·spender n.