lumber

Concise Oxford English Dictionary © 2008 Oxford University Press:
lumber1

▶verb move in a slow, heavy, awkward way.

– origin ME lomere, perh. symbolic of clumsy movement.

Concise Oxford English Dictionary © 2008 Oxford University Press:
lumber2

▶noun

• 1 Brit. disused articles of furniture that inconveniently take up space.

• 2 chiefly N. Amer. partly prepared timber.

▶verb

• 1 (usu. be lumbered with) Brit. informal burden with an unwanted responsibility.

• 2 (usu. as noun lumbering) chiefly N. Amer. cut and prepare forest timber for transport and sale.

– origin C16: perh. from lumber1; later assoc. with obs. lumber ‘pawnbroker's shop’.

Concise Oxford English Dictionary © 2008 Oxford University Press:
lumber3 Scottish informal

▶verb casually strike up a relationship with (a prospective sexual partner). ▶noun a prospective sexual partner.

– origin 1960s: of unknown origin.