To make into felt, or a feltlike substance; to cause to adhere and mat together.
To cover with, or as if with, felt.
to felt the cylinder of a steam engine
To cause a player to lose all their chips.
The production of felt from wool.
The tangling of woolen fibres (such as when an article of clothing is washed at too high a temperature)
The hobby of making objects, such as soft toys, from felt.
Felt or similar material, usually impregnated with a water-resistant material, or the application of such material, usually to a roof.