~ 1 [ 'bəʊlstə ]
■ noun
1》 a long, thick pillow.
2》 a part on a vehicle or tool providing structural support or reducing friction.
↘ Building a short timber cap over a post increasing the bearing of the beams it supports.
■ verb support or strengthen.
Derivatives
~er noun
Origin
OE: of Gmc origin.
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~ 2 [ 'bəʊlstə ]
■ noun a heavy chisel used for cutting bricks.
Origin
early 20th cent.: of unknown origin.