Adjective
flip-up (not comparable)
Of sunglasses: having lenses that can be pushed upward and out of the frame, so that the glasses need not be removed in darker areas such as indoors.
At the time of their construction, the C2 cars also featured flip-up seats which could be folded to accommodate wheelchair users; these seats were later removed during refurbishment. Source: Internet
It featured a new smaller clamshell design with a flip-up screen, a switchable internal frontlight, a rechargeable battery, and the only problem is the omission of the headphone jack, which requires a special adapter, purchased separately. Source: Internet
Some AK-type rifles have a front sight with a flip-up luminous dot that is calibrated at convert, for improved night fighting. Source: Internet
The flip-up cover that protects the tape has a built-in latch with a push-in toggle on the right side (bottom view image). Source: Internet