slang. [f. LUMBER sb.2] trans. To deposit (property) in pawn; hence in passive, to be placed away privily, to be imprisoned.
1812. J. H. Vaux, Flash Dict., s.v., To lumber any property, is to deposit it at a pawnbrokers ; to retire to any private place, for a short time is called lumbering yourself. A man sent to gaol is said to be lumbered.
1840. Frasers Mag., XXII. 578. Revelling in the reminiscences of the number of times they have been lumbered.