Have I ever told you about Glogster?

I think I have. In this glogster on dictionaries you can find a wide variety of them. You just have to look for the one you need and have a look.

Idioms

An idiom is: a group of words established by usage as having a meaning not deducible from those of the individual words (e.g. to put one's foot in one's mouth: meter la pata)  
 You can learn all about idioms if you look them up in this idiom dictionary. I'm sure you'll find it funny and useful.