There's The Rub Idiom American Expressions and American Idioms

This database is a comprehensive collection of all the American idioms and slang available. American Idioms are many and varied. We hope you enjoy our collection. We are adding more all the time. .

There's the rub What does There's the rub mean?	The meaning of this idiom is 'that's the problem'.
	Some Random Idioms
doctor shopping What does "doctor shopping" mean?	practice of going from doctor to doctor to obtain prescriptions for pharmaceuticals

have an ace up one's sleeve What does "have an ace up one's sleeve" mean?	have something that you can use to gain an advantage (in a card game the ace is often the most valuable card and a cheater could have an ace up his or her sleeve to use against an opponent)	I have an ace up my sleeve which should help me when I meet my boss tomorrow.
do in (something) What does "do in (something)" mean?	to ruin/destroy something	The boy quickly did in the new shoes that he had received for his birthday.
none of (someone's) beeswax What does "none of (someone's) beeswax" mean?	none of someone's business	It was none of my beeswax so I did not ask my friend about his problems.
in flux What does "in flux" mean?	in constant change, changing	The school administration has been in flux for several months now.

be laid up What does "be laid up" mean?	be confined to bed or unfit for work	He has been laid up for a few days because of a cold.
have the time of one's life What does "have the time of one's life" mean?	have a very good time	We had the time of our life at the party last night.
open up on (someone or something) What does "open up on (someone or something)" mean?	to attack someone or something, to fire a gun or other weapon at someone or something	The man with the gun opened up on the people in the car.
hide one`s head in the sand What does "hide one`s head in the sand" mean?	to ignore a problem or hide from some obvious danger, to refuse to see or face something	The man likes to hide his head in the sand and he never wants to deal with any problem.

American Idioms and Expressions

There's The Rub Idiom