v. t. [ imp. & p. p. Reimbursed 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 ]