1. lacking grammar; not conforming to the rules of grammar; ungrammatical
Usage: informal; often used descriptively rather than prescriptively

Examples

• The text was full of grammarless sentences that made it hard to understand.
• His grammarless speech patterns reflected his informal upbringing.
• The student submitted a grammarless essay that needed significant revision.
• Some poets deliberately use grammarless constructions for artistic effect.
• The chatbot's grammarless responses showed it needed better training.