Horse of a different color

 يک موضوع ديگر، يک مطلب کاملاً ناهمرنگ

Take it on the lamb

  در رفتن

Jump down someone's throat

یقه کسی را گرفتن

Pull someone's leg

کسي را دست انداختن

 to pour oil on troubled waters : to make pace , to calm someone down 

مثال :

when i tried to pour oil on troubled waters , both the angry husband and his wife stopped their quarrel and began to attack me
 

the sword of Damocles : any imminent danger

مثال:

although the president of the company seemed quite secure , he always complained that there was a sword of Damocles hanging over his head

pyrrhic victory : a too costly victory

مثال:

in heavy fighting the troops managed to recapture the hill, but it could only be considered a Pyrrchic victory

 to eat humble pie : to admite your error and apologize

مثال : after his candidate had lost the election , the boastful campaign maneger had to eat humble

a pig in a poke : an item you purchase without having seen : a disappointment

مثال :

the mail order bicycle that my nephew bought turned out to be a pig in a poke , and he is now trying to get his money back

a flash in the pan : promising at the start but then disappointing 

مثال :

the rookie hit many home runs in spring training , but once the season began he proved to be a flash in the pan