Question

what do ypu mean by core​

Answer 1

in a very complete or extreme way —used for emphasisHe is patriotic to the core.

Answer 2

Answer:

the central, innermost, or most essential part of anything. Also called magnetic core. Electricity. the piece of iron, bundle of iron wires, or other ferrous material forming the central or inner portion in an electromagnet, induction coil, transformer, or the like.