shaft
/ʃɑːft//ʃæft/noun
Definitions
The entire body of a long weapon, such as an arrow.
The long, narrow, central body of a spear, arrow, or javelin.
Example: Her hand slipped off the javelin's shaft towards the spearpoint and that's why her score was lowered.
(by extension) Anything cast or thrown as a spear or javelin.
Any long thin object, such as the handle of a tool, one of the poles between which an animal is harnessed to a vehicle, the driveshaft of a motorized vehicle with rear-wheel drive, an axle, etc.
verb
Definitions
To fuck over; to cause harm to, especially through deceit or treachery.
Example: Your boss really shafted you by stealing your idea like that.
To equip with a shaft.
To fuck; to have sexual intercourse with.
Example: Turns out my roommate was shafting my girlfriend.