drawbar (iou)

drawbar noun. M16.
[from DRAW- + BAR noun1.]
A bar that can be removed, esp. in a fence to allow passage. M16.
A bar on a vehicle to which something can be attached to pull it or be pulled. M19.
A submerged fireclay block used in glass-making to stabilize the position of sheet glass during drawing. M20.
Any of a number of bars that may be pulled out to control harmonics on an electric organ. M20.