1. (

• plumber ,
• pipe_fitter

) a craftsman who installs and repairs pipes and fixtures and appliances ;

1. (

• clean ,
• plumb ,
• plum ,

) completely; used as intensifiers; "clean forgot the appointment"; "I'm plumb (or plum) tuckered out" ;

2. (

• plumb

) conforming to the direction of a plumb line ;

3. (

• plumb ,
• plum ,

) exactly; "fell plumb in the middle of the puddle" ;