Definitions
1.nounA maneuver which rotates an object end over end."The diver did a couple of flips before landing in the pool."
2.nounA complete change of direction, decision, movement etc.
3.nounA slingshot.
4.nounA hairstyle popular among boys in the 1960s–70s and 2000s–10s, in which the hair goes halfway down the ears, at which point it sticks out"Justin Bieber and Zac Efron are among the celebrities who wore a flip."
5.nounThe purchase of an asset (usually a house) which is then improved and sold quickly for profit.
6.verbTo throw so as to turn over."You need to flip the pancake onto the other side."
7.verbTo put into a quick revolving motion through a snap of the thumb and index finger."If you can't decide which option to go for, flip a coin."
8.verbTo win a state (or county) won by another party in the preceding elections"Wisconsin had been Democratic for decades, but the Republicans flipped it in 2016."
9.verbTo turn state's evidence; to agree to testify against one's co-conspirators in exchange for concessions from prosecutors."The mafioso flipped on his superiors to get a lighter sentence."
10.verbTo induce someone to turn state's evidence; to get someone to agree to testify against their co-conspirators in exchange for concessions."The district attorney was able to strengthen his case against the bank robber by flipping the getaway driver."
11.verbTo go berserk or crazy."I'd flip if anyone broke my phone."
12.verbTo buy an asset (usually a house), improve it and sell it quickly for profit.
13.verbTo invert a bit (binary digit), changing it from 0 to 1 or from 1 to 0.