- not having fixed limits; unrestricted; broad: an open-ended discussion.
- allowing for future changes, revisions, or additions: open-ended agreements.
- having no fixed answer: an open-ended question.
- without definite limits, as of duration or amountan open-ended contract
- denoting a question, esp one on a questionnaire, that cannot be answered “yes”, “no”, or “don’t know”
adj.1825, from open (adj.) + end (n.).