Related Clues:

• Lightly colored, as sunglasses
• Like some windshields
• Offers no return to broadcast from Point on route
• A singular method of dealing with traffic problems
• & thirty four across Stiff Little Fingers' first Top twenty hit
• Leading journalist made a bow
• Curved up in the centre
• Allowing only a single direction
• Not allowing reverse motion
• Perhaps unrequited love experienced for the first time, yes?
• Revolutionary ace in utterance to grab attention permitting no U-turn
• Like non-return valve
• Not allowing return motion
• Out of public view, blunt-spoken and hurt to lose power
• Forming a curved span