Idioms Beginning with r

• rain cats and dogs

  To rain very heavily.
  You better bring an umbrella. It's raining cats and dogs out there.

• raise a stink

  To complain loudly; to make a fuss.
  Every time I go to a restaurant with Max, he has to raise a stink about something.

• raise the bar

  To raise standards or expectations.
  It's time for the auto industry to raise the bar on fuel efficiency.

• read between the lines

  To detect a meaning that is not stated explicitly.
  He is very cheerful, but if you read between the lines, you'll understand things aren't going well.

• right on the money

  Exact; precise; exactly right.
  Your prediction was right on the money.

• ring a bell

  To seem or sound familiar.
  The name rings a bell, but I'm not sure if I know him.

• rock bottom

  The lowest possible level.
  The government's credibility has hit rock bottom.

• rock the boat

  To go against the status quo; to follow principle rather than go along to get along.
  The company's policies are unethical, but if you rock the boat, you'll get fired.

• rub the wrong way

  To irritate or annoy.
  I know you say that Max is a nice guy, but something about him rubs me the wrong way.