1. Definition of Paragraph a paragraph is one or more sentences that are logicall organized to express one central idea completely It may be a part of an essay or it may stand alone like a mini essay It may be long or short1.Definition of Paragraph • A paragraph is one or more sentences that are logically organized to express one central idea completely. • It may be a part of an essay or it may stand alone like a mini essay. • It may be long or short