adjective
- not following the rules of grammar; grammatically incorrect
Usage: linguistics
Examples
- The sentence ‘Me and him went to the store’ is ungrammatical.
- Her essay contained several ungrammatical constructions.
- The teacher marked the ungrammatical phrases in red ink.
- Double negatives are considered ungrammatical in standard English.
- The foreign student’s ungrammatical speech improved with practice.
- That ungrammatical sentence structure confuses readers.