n.

1. 半圓鑿
2. 鑿；挖
3. 欺詐

vt.

1. 用半圓鑿子挖；挖出
2. 欺騙

v.

1. make (a rough hole or indentation) in a surface.
2. (gouge something out) cut or force something out roughly or violently.
3. N. Amer. informal overcharge or swindle (someone).

n.

1. a chisel with a concave blade.
2. an indentation or groove made by gouging.