The noun "grammar" can be both countable and uncountable.
Meaning: the rules of a language
Example sentence: We need a way of teaching grammar that makes it fun instead of boring.
Meaning: a book that describes the rules of a language
Example sentence: I found a beautiful old Latin grammar in my grandfather's library.
Test your understanding:
- I must have lost my French grammar on the bus.
- Sometimes I study French grammar on the bus.