IT' The term IT MIGHT BE PROPER can BE broken down into two parts, the first being the noun 'IT' which is a four letter word. It is a pronoun used to refer to a thing previously mentioned or understood, or to a distant unspecified object. The second part of the term, MIGHT BE PROPER, is an expression that suggests something is acceptable or suitable. Together, the phrase IT MIGHT BE PROPER implies that something is appropriate or suitable for a given situation.