freewheel

IPA: frˈiwiɫ

a device in a transmission that disengages the driveshaft from the driven shaft when the driven shaft rotates faster than the driveshaft.

(of a gear) To continue spinning after disengagement.
(of a cyclist) To ride a bicycle without pedalling, e.g. downhill.
(of a motorist) To operate a motor vehicle which is coasting without power, e.g. downhill.
(by extension) To operate free from constraints.

Examples of "freewheel" in Sentences

Trying to "freewheel" as I went over a speed bump.
I think I know that BMW with the "freewheel" and in actuality, it's a coaster brake...
The "freewheel" (auto-running on and on) lasts too long, denies sleep etc and one dies.
Yeah, concerts and movies could be fun and good, but to freewheel is totally another story.
I bought a freewheel that I thought matched from someone over the web, but it did not work.
I've been riding a "fixed-gear" bike for more than five months now - and can't imagine going back to a "freewheel".
I suggest "freewheel" which will make a nice set. "freewheel" has too many letters, of course, but I think "freewhee" will do just fine.
oh, and no, this isn't a fixie; it's got a 16 freewheel which is pictured on the original post and bsnyc would never feature on his page.
I bought a second pair of wheels used I was told that they were 2008 but when my mechanic removed the freewheel, it revealed the same thing – a different system of freewheel!
The supercharger is essentially bypassed and the rotors simply "freewheel" until you step on the throttle and the supercharger responds with instantaneous boost and acceleration.