Try these options instead:
especially useful for the forums
offers a medical and financial dictionary as well as acronyms and idioms
a dictionary of synonyms–use with care and preferably in combination with number 4
This is not the most comprehensive dictionary ever, but helpful with putting appropriate words together
Not technically a dictionary, but will help you find the meaning of lots of idioms and phrases. If people are using the construction you are looking for, it will come up in google search. Use + or ” ” and don’t underestimate the auto complete feature!
This dictionary uses a language corpus to show you examples of the phrase you are looking for and its translation in another language, so you can easily see the different translations of a word or phrase depending on the context. A delightful discovery!