when you are in a difficult or dangerous situation, especially one which tests whether you can trust people or which shows people's true opinions.

When the chips are down, you need people around you that you can depend on.

When the chips were down, she found she didn't really love him as much as she thought.

• I rest my case.
• I rest my case
• iron out
• iron out something
• iron out the kinks
• irons in the fire
• irregardless of
• irregardless of something
• is all need
• is all you need
• is anyone's guess
• is at disposal
• is at your disposal
• is bag
• is beyond me
• I shudder to think
• is in business
• is not a bed of roses
• I stand corrected
• is that a fact
• is your bag
• I take my hat off to
• I take my hat off to someone
• I take the Fifth
• I take the Fifth Amendment