Grammar Humour

gram·mar ˈɡramər/noun

the whole system and structure of a language or of languages in general,usually taken as consisting of syntax

and morphology (including inflections) and sometimes also phonology and semantics.

synonyms: syntax, sentence structure, rules of language, morphology; linguistics
“the editors of this newspaper need a refresher course in grammar”

a particular analysis of the system and structure of language or of a specific language.

a book on grammar.
plural noun: grammars
“my old Latin grammar”