from the GNU version of the Collaborative International Dictionary of English
- transitive v. to draw two parallel transverse lines across the face of a check, with or without adding between them the words “and company”, with or without the words “not negotiable”, or to draw the transverse lines simply, with or without the words “not negotiable” (the check in any of these cases being crossed generally). Also, to write or print across the face of a check the name of a banker, with or without the words “not negotiable” (the check being then crossed specially). A check crossed generally is payable only when presented through a bank; one crossed specially, only when presented through the bank mentioned.
Sorry, no etymologies found.