If I asked for a cup of coffee, someone would search for the double meaning.

He would say untruths and be ever double, Both in his words and meaning

The marvelous thing about a joke with a double meaning is that it can only mean one thing.

If someone says to you, “you’re a sight for sore eyes”—make sure it’s a compliment.

Follow the siren's call, and you'll probably end up in the hospital.

Those who live by the sword have close shaves.