tare tare /tɛər/

noun

1. (chemical analysis) a counterweight used in chemical analysis; consists of an empty container that counterbalances the weight of the container holding chemicals  ( tare )
   (chemical analysis) a counterweight used in chemical analysis; consists of an empty container that counterbalances the weight of the container holding chemicals
   
2. The weight of a motor vehicle, railroad car, or aircraft without its fuel or cargo  ( tare )
   the weight of a motor vehicle, railroad car, or aircraft without its fuel or cargo
   
3. Weedy annual grass often occurs in grainfields and other cultivated land; seeds sometimes considered poisonous  ( bearded darnel , cheat , darnel , Lolium temulentum , tare )
   weedy annual grass often occurs in grainfields and other cultivated land; seeds sometimes considered poisonous
   
   
4. Any of several weedy vetches grown for forage  ( tare )
   any of several weedy vetches grown for forage
   
   
5. An adjustment made for the weight of the packaging in order to determine the net weight of the goods  ( tare )
   an adjustment made for the weight of the packaging in order to determine the net weight of the goods
   

 tar tar /ˈtɑːr/

noun

1. () Any of various dark heavy viscid substances obtained as a residue  ( pitch , tar )
   any of various dark heavy viscid substances obtained as a residue
   
   
2. A man who serves as a sailor  ( gob [Informal, American] , Jack , Jack-tar , mariner , old salt , sea dog , seafarer , seaman , tar )
   a man who serves as a sailor
    As a seasoned seaman, he knew the ocean like the back of his hand.
   As a seasoned seaman, he knew the ocean like the back of his hand.
   
   

verb

1. Coat with tar  ( tar )
   coat with tar
    Tar the roof
   tar the roof
    Tar the roads
   tar the roads