• Webster's Revised Unabridged Dictionary
    • v. i Pickeer To make a raid for booty; to maraud; also, to skirmish in advance of an army. See Picaroon.
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Century Dictionary and Cyclopedia
    • pickeer To serve in irregular or skirmishing warfare; form part of a body of skirmishers acting in the front or on the wings of an army, or independently, as foragers, etc.; act as a skirmisher.
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Chambers's Twentieth Century Dictionary
    • v.i Pickeer pi-kēr′ (obs.) to act as a skirmisher
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Webster's Revised Unabridged Dictionary
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


In literature:

The pickeering and manoeuvring of Stoffeln shall not detain us.
"History of Friedrich II. of Prussia, Vol. XVIII. (of XXI.) Frederick The Great--Seven-Years War Rises to a Height.--1757-1759." by Thomas Carlyle