1. 有势力的人,名人：bid up price 哄抬物价 | big gun 有势力的人,名人 | big lie 大骗局
2. 重要人物：big game 大猎物 | big gun 重要人物 | big house 监狱
3. 大口径水炮：bicarbonate 酸式碳酸盐 | big gun 大口径水炮 | big line 大口径水带
4. 有影响力的重要人物：big game || 大猎物 | big gun || 有影响力的重要人物 | big heart || 宽阔的胸怀 高尚的气度
1. big gun
1. I want to have my own gun, a suitcase and a big office.
2. He's as big as the gunman, and he fights the man before wrestling his gun away from him.
noun
1. an important influential person
e.g. he thinks he's a big shot
she's a big deal in local politics
the Qaeda commander is a very big fish
Synonym: big shot big wheel big cheese big deal big enchilada big fish head honcho