Pick*eer" (?), v. i. [imp. & p. p. Pickeered (?); p. pr. & vb. n. Pickeering.] [F. picorer to go marauding, orig., to go to steal cattle, ultimately fr. L. pecus, pecoris, cattle; cf. F. picorée, Sp. pecorea robbery committed by straggling soldiers.] To make a raid for booty; to maraud; also, to skirmish in advance of an army. See Picaroon. [Obs.] Bp. Burnet.