If something is "a pain in the neck," it is generally something that is very annoying.

If something "knocks your socks off," it means you're really impressed, and maybe a bit surprised.

"An elephant in the room" is a problem that everyone knows about but does not want to talk about.

If the sky is the limit, there is a lot of hope and opportunity for someone or something.

If you're "on the same page" as someone, it means you are thinking in a similar way.

People use the idiom "water under the bridge" to express that a past event cannot be changed.

To "get a grip" means to make an effort to control your emotions.

If something is "up in the air" it is undecided and uncertain.

"To have butterflies" means you feel nervous or excited about something.

A "jack-of-all-trades" is a person who has many skills.

In spoken English, a calm before the storm is the period of quiet before something dramatic happens

A "wake-up call" is something that makes you wake up to a bad reality -- like a huge credit card bill!

MIA is an abbreviation for "missing in action."

When you burn a bridge, you cut off contact with people or opportunities you might need latern

We say "don't hold your breath," when we think something is not likely to happen soon ... if ever.