Real Dictionary

flip
a snap or tap, usually with the fingers [...]
the space between two straight lines that diverge from a common point or between two planes that extend from a common line [...]
verb: If something flips over, or if you flip it over or into a different position, it moves or is moved into a different position.
verb: If you flip a device on or off, or if you flip a switch, you turn it on or off by pressing the switch quickly.
verb: If you flip something, especially a coin, you use your thumb to make it turn over and over, as it goes through the air.
verb: If you flip through the pages of a book, for example, you quickly turn over the pages in order to find a particular one or to get an idea of the contents.