1. (

• lumber ,
• timber

) the wood of trees cut and prepared for use as building material ;

2. (

• baseball_bat ,
• lumber

) an implement used in baseball by the batter ;

1. (

• lumber ,
• pound ,

) move heavily or clumsily; "The heavy man lumbered across the room" ;

2. (

• log ,
• lumber

) cut lumber, as in woods and forests ;