looking dangerous, threatening, or disagreeable; repellent
- Tending or threatening to impede progress: forbidding rapids.
- Unpleasant; disagreeable: a forbidding scowl.
- Having a menacing aspect: forbidding thunderclouds.
(comparative more forbidding, superlative most forbidding)
- Present participle of forbid.
- The act by which something is forbidden; a prohibition.