from
The Collaborative International Dictionary of English v.0.48
Reimburse \Re`im*burse"\ (-b?rs"), v. t. [imp. & p. p.
{Reimbursed} (-b?rst"); p. pr. & vb. n. {Reimbursing}.]
[Pref. re- + imburse: cf. F. rembourser.]
1. To replace in a treasury or purse, as an equivalent for
what has been taken, lost, or expended; to refund; to pay
back; to restore; as, to reimburse the expenses of a war.
[1913 Webster]
2. To make restoration or payment of an equivalent to (a
person); to pay back to; to indemnify; -- often reflexive;
as, to reimburse one's self by successful speculation.
--Paley.
[1913 Webster]