trolly

US: (trol′ē)

WordReference Random House Unabridged Dictionary of American English © 2025

trol•ly  (trol′ē), n., pl. -lies, v.t., v.i., -lied, -ly•ing. 

1. Transport trolley.

WordReference Random House Learner's Dictionary of American English © 2025

trol•ley or trol•ly /ˈtrɑli/   n. [countable] , pl. -leys or -lies. 

1. Transport trolley car.
2. Transport a pulley traveling on an overhead track and serving to support and move an object hung from it.
3. Transport a small truck or car operated on a track, as in a factory.
4. a serving cart, as for desserts.
5. British Terms [Chiefly Brit.] any of various low carts.

Idioms

6. Idioms off one's trolley, [Slang.] mentally unstable;
   insane.

WordReference Random House Unabridged Dictionary of American English © 2025

trol•ley  (trol′ē), n., pl. -leys, v., -leyed, -ley•ing. 
n. 

1. Transport a trolley car.
2. Transport a pulley or truck traveling on an overhead track and serving to support and move a suspended object.
3. Transport a grooved metallic wheel or pulley carried on the end of a pole (trol′ley pole′) by an electric car or locomotive, and held in contact with an overhead conductor, usually a suspended wire (trol′ley wire′,) from which it collects the current for the propulsion of the car or locomotive.
4. Electricity, Transport any of various devices for collecting current for such a purpose, as a pantograph, or a bowlike structure (bow trolley) sliding along an overhead wire, or a device (underground trolley) for taking current from the underground wire or conductor used by some electric railways.
5. Transport a small truck or car operated on a track, as in a mine or factory.
6. a serving cart, as one used to serve desserts.
7. British Terms [Chiefly Brit.] any of various low carts or vehicles, as a railway handcar or costermonger's cart.
8. off one's trolley, [Slang.]
   • in a confused mental state.
   • insane:
     He's been off his trolley for years, but his family refuses to have him committed.

v.t., v.i. 

9. to convey or go by trolley.

Also, trolly. 

• 1815–25; origin, originally dialect, dialectal; apparently akin to troll¹