(·b.t.) to heap together in disorder.
2. lumber ·vi to move heavily, as if burdened.
3. lumber (·b.t.) to fill or encumber with lumber; as, to lumber up a room.
4. lumber ·vi to cut logs in the forest, or prepare timber for market.
5. lumber ·vi to make a sound as if moving heavily or clumsily; to rumble.
6. lumber ·noun old or refuse household stuff; things cumbrous, or bulky and useless, or of small value.
7. lumber ·noun a pawnbroker's shop, or room for storing articles put in pawn; hence, a pledge, or pawn.
8. lumber ·noun timber sawed or split into the form of beams, joists, boards, planks, staves, hoops, ·etc.; ·esp., that which is smaller than heavy timber.