Tightening a Loose Seat. Some toilet seat bolts are exposed, but most just have a plastic flap that snaps closed to cover them. Lift the cover that sits over the toilet seat bolts so you can see what type of bolt fastens the seat to the toilet bowl. This can be easily done with a flat screwdriver.
3. countable noun. A circuit is a series of places that are visited regularly by a person or group, especially as a part of their job. He joined the professional circuit. It's a common problem, the one I'm asked about most when I'm on the lecture circuit. Synonyms: course, round, tour, track More Synonyms of circuit.
circuit breaker. n. 1. (Electronics) a device that under abnormal conditions, such as a short circuit, interrupts the flow of current in an electrical circuit.. An automatic switch that stops the flow of electric current in a suddenly overloaded or otherwise abnormally stressed electric circuit. 2. An automatic halt or suspension in the trading on a stock exchange that takes effect in response to a specified amount of loss.