"Get off on the wrong foot": the phrase generally describes a new relationship, in which one member of the relationship says or does something which is taken badly by the other. He is said to have "gotten off on the wrong foot."
To sweep another off her feet: this is generally used in a romantic relationship, to describe a woman who is immediately smitten by love by her admirer. "She was swept off her feet when she met her husband-to-be."
House of cards. This is a generally pejorative term to describe an idea or an organization which is flimsy and of questionable integrity. "The new management of the company is just a house of cards."
Til kingdom come is a phrase with biblical origins. The kingdom being spoken of is probably that of God/Jesus/Yaweh and hence the term has the sense of
something being so far in the future as to be incapble of counting. "They can send me a bill til kingdom come; I will not pay it."
Burning a hole in one's pocket. This idiom refers to a spendthrift, who is anxious to spend every penny as fast as he can. Money is said to "burn a hole in his pocket."
Hope these help.
- For Teachers