1. (

• lumbering

) the trade of cutting or preparing or selling timber ;

1. (

• lumber ,
• pound ,

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

2. (

• log ,
• lumber

) cut lumber, as in woods and forests ;

1. (

• heavy ,
• lumbering ,
• ponderous

) slow and laborious because of weight; "the heavy tread of tired troops"; "moved with a lumbering sag-bellied trot"; "ponderous prehistoric beasts"; "a ponderous yawn" ;