meaning of grammar
The definition of grammar is the study of the way words are used to make sentences. An example of grammar is how commas and semicolons are supposed to be used. that part of the study of language which deals with the forms and structure of words (morphology), with their customary arrangement in phrases and sentences (syntax), and now often with language sounds (phonology) and word meanings (semantics)
Someone's grammar is the way in which they obey or do not obey the rules of grammar when they write or speak. His vocabulary was sound and his grammar excellent. ...a deterioration in spelling and grammar among teenagers. 3. countable noun. A grammar is a book that describes the rules of a language. ...an advanced English grammar. 4. variable noun. A particular grammar is a particular theory that is intended to explain the rules of a language.