Definition of "Counter" :

noun: a return punch (especially by a boxer)

noun: a piece of furniture that stands at the side of a dining room; has shelves and drawers

noun: table consisting of a horizontal surface over which business is transacted

noun: a calculator that keeps a record of the number of times something happens

noun: a piece of leather forming the back of a shoe or boot

"A counter may be used to stiffen the material around the heel and to give support to the foot."

noun: game equipment (as a piece of wood, plastic, or ivory) used for keeping a count or reserving a space in various card or board games

noun: (computer science) a register whose contents go through a regular series of states (usually states indicating consecutive integers)

noun: a quick reply to a question or remark (especially a witty or critical one)

noun: a person who counts things

verb: speak in response

"He countered with some very persuasive arguments."

verb: act in advance of; deal with ahead of time

adjective: indicating opposition or resistance

adverb: in the opposite direction

"Run counter."