Definition from macmillandictionary.com
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Tenants must not obstruct access to fire equipment.
Seven people were arrested for allegedly obstructing a highway.
The child must have swallowed something that’s obstructing his windpipe.
An accident is obstructing the traffic at junction 14.
The trees in their garden obstruct our view of the sea.
He disliked the project but had not actively obstructed it.