UK A goods vehicle with a tippable body, used for carrying loose materials such as gravel or rubble; a tipper truck, tipper lorry, or dump truck.
4
A device for loading goods such as coal by tipping them.
5
One who gives private hints about racing or financial speculation, etc.; a tipster.
6
A cutting tool used to cut off or trim the horns of livestock; a horn tipper.
Also in plural form
7
A person who tips or discharges a load, or dumps waste (especially illegally with the latter).
The staff discharging the coal from the wagons is known as teemers or tippers; they are employed by the dock-owners.1945 January and February, T. F. Cameron, “Dock Working”, in Railway Magazine, page 11:
Etymology So called from the first brewer of it, one Thomas Tipper.
1
A kind of ale brewed with brackish water obtained from a particular well.
a pint of the celebrated staggering ale or Real Old Brighton Tipper at supper1842 December – 1844 July, Charles Dickens, The Life and Adventures of Martin Chuzzlewit, London: Chapman and Hall, […], published 1844, →OCLC: