(grammar) Any of a class of grammars based on the dependency relation (as opposed to the constituency relation), in which words are interconnected by directed links, and the (finite) verb is regarded as the centre of clause structure.

(linguistics, countable) A system of rules that can generate all and only those combinations of words that form grammatical sentences in a given language.

(rare) Alternative form of dependency grammar

plural of grammar checker

(idiomatic) One or more people who make negative comments, which are usually unsolicited and unwanted, concerning the correctness of someone's English usage.

(slang, derogatory) A member of the grammar police.

plural of grammar cop

(computing theory) A formal grammar in which every production rule is such that the left-hand side is exactly one non-terminal symbol and the right-hand side is zero or more terminal symbols and/or nonterminal symbols.

(formal language theory) A formal grammar in which the left-hand sides and right-hand sides of any production rules may be surrounded by a context of terminal and nonterminal symbols.