boundarynoun [C]uk /ˈbaʊn.dər.i/ /-dri/ us /-dɚ-/
- The boundary of the car park is delineated by a low brick wall.
- This film blurs the boundary between reality and fantasy.
- They've been feuding with their neighbours for years over a boundary issue.
- A disagreement about boundaries is at the heart of the dispute.
- The bad language in that play overstepped the boundaries of what ought to be allowed on television.