n.

1. 野貓；山貓
2. 暴戾的人
3. 冒險計畫；靠不住的企業（或生意）
4. （只有火車頭的）特勤機車
5. 盲目開掘的油井

a.

1. （企業等）不可靠的；不可信的
2. （列車等）未獲批准（或不按規定時間）行駛的；未經允許的

vi.

1. 盲目開掘油井

vt.

1. 盲目鑽探

n.

1. a small Eurasian and African cat, typically grey with black markings and a bushy tail, believed to be the ancestor of the domestic cat. [Felis silvestris.]
   ▸a bobcat or other small felid.
2. a hot-tempered or ferocious person.
3. an exploratory oil well.

adj.

1. (of a strike) sudden and unofficial.
2. commercially unsound or risky.

v.