任性妄为任性：放纵性情；妄：胡乱。凭着自己的性情胡乱作事。[查看详情]

贼心不死比喻坏主意还没有打消。英refuse to give up one’s evil designs;[查看详情]

无所不为指什么坏事都干。例他是无所不为的浪荡子。英stop at nothing; do all manner of evil;[查看详情]

不可一世形容人自以为高人一等目空一切，今多含有讽刺的意味。例圆圆的脸盘两目炯炯有光，于盎然春气里时时流露不可一世的精神。——《孽海花》英be on the high ropes; be domineering; surpass the world;[查看详情]

轻举妄动未经慎重考虑盲目行动。[查看详情]

打家劫舍成伙到人家里抢劫。劫抢劫。例打家劫舍的强盗。英loot; to raid homes and plunder houses;[查看详情]

作奸犯科奸诈狡猾而违犯国法。例若有作奸犯科及为忠善者，宜付有司，论其刑赏。——诸葛亮《出师表》英violate the law and commit crimes; commit offences against law and discipline;[查看详情]

惹事生非犹言惹是生非。[查看详情]

耀武扬威指炫耀武力显示威风。亦指人趾高气扬炫耀自己。例他也曾斩将搴旗耀武扬威，普天下哪一个不识的他是杨无敌。——《元曲选谢金吾》英make a show of one’s strength; swagger around;[查看详情]

胆大妄为无所顾忌地为非作歹。例这帮匪徒胆大妄为无恶不作。英act in foolhardy manner; reckless;[查看详情]

惹是生非招惹是非引起事端。例安分守己并不惹是生非。——明冯梦龙《喻世明言》英make trouble;[查看详情]

作歹为非做各种坏事。[查看详情]

放辟邪侈肆意为非作歹。亦作：放僻邪侈。[查看详情]

横行无忌谓胡作非为无所顾忌。[查看详情]

倒行逆施做事违反常理后多指做事违背正义和时代潮流。英attempt to go against the tide of history; do things in a perverse way; turn back the wheel of history;[查看详情]

肆无忌惮恣意妄行毫无顾忌。例世荣居中书数月恃委任之专，肆无忌惮，视丞相犹虚位也。英without scruple; with impunity;—《元史卢世荣传》[查看详情]

为鬼为蜮指暗中伤人的魔鬼与孤蜮。比喻阴险害人的行为和伎俩。例为鬼为蜮则不可得。——《诗经》设使像法至今未行将尽堕恶道，为鬼为蜮乎？——唐卢肇《宣州新兴寺碑铭序》英bit someone with schemes and intrigues; be scheming and malicious;[查看详情]

没法没天犹无法无天。[查看详情]

横行霸道倚仗权势胡作非为。例不让腐懦学究横行霸道。英play the tyrant;行使专横权力。例这些头头在乡里横行霸道。英tyrannize;[查看详情]

飞扬跋扈鸷鸟飞扬大鱼跋扈。喻指意气举动骄横放肆。例像旧时的军阀一样飞扬跋扈。英become powerful and intransigent; be arrogant and domineering;[查看详情]