noun
plural -guages
[noncount] :the system of words or signs that people use to express thoughts and feelings to each other
[count] :any one of the systems of human language that are used and understood by a particular group of people
[noncount] :words of a particular kind
[noncount] :the words and expressions used in a particular activity or by a particular group of people
[count] :a system of signs and symbols that is used to control a computer
[count] :a system of sounds or movements by which animals communicate with each other
speak/talk the same language
to understand each other well because of shared ideas and feelings