/kawr"euhr, kohr"-/ , n.
1. a person or thing that cores.
2. a knife or other instrument for coring apples, pears, etc.
3. a device having a hollow cylindrical drill or tube, used for taking samples of earth, rock, etc., from below the surface of the ground or ocean bottom.
[ 1790-1800; CORE 1 + -ER 1 ]