A switchblade is a type of knife with a sliding blade contained in the handle which is extended automatically by a spring when a button, lever, or switch on the handle or bolster is activated.

What is considered a flick knife?

“any knife which has a blade which opens automatically by hand pressure applied to a button, spring or other device in or attached to the handle of the knife, sometimes known as a 'flick knife' or 'flick gun'”, and any with a blade released by “force of gravity”.

What's the difference between a flick knife and a switchblade?

In basic terms, a switchblade is a knife featuring a blade that springs out of the handle when a button is pressed. The typical switchblade, which is also known as an automatic or flick knife, looks like a regular folder, rotating around a hinge. ... When fully closed, the tension is separated from the knife by a button.