Boundary

[Sarah]

That which indicates or fixes a limit or extent, or marks abound, as of a territory; a bounding or separating line; a real orimaginary limit.But still his native country lies Beyond the boundaries of the skies.N. Cotton.That bright and tranquil stream, the boundary of Louth and Meath.Macaulay.Sensation and reflection are the boundaries of our thoughts. Locke.

[Marquetta]

A bar you hold onto whilst [sat on] the toilet to [prevent] you from [falling] in.

[Michiko]

A line which marks the limits of an area; a dividing line.

[Tanya Shivari]

Boundary in Cricket. A description of a hit from the batsman that crosses the boundary line for four or six runs.

[PussyCat]

A line that marks the limits of an area; a dividing line.

[Oralee]

a real or imagined line that marks the edge or limit of something: