2. col*lo*quial colloquial Colloquial words and phrases are informal and are used mainly in conversation. ...a colloquialexpression... ADJ * col*lo*qui*al*ly The people who write parking tickets in New York are known colloquially as `brownies'. ADV: ADV with v (c) HarperCollins Publishers.
3. Find the equivalent COLLOQUIAL expression TRY this SITE http://www.lingua.co.uk/English_idioms/
4. GO ON…BRUSH UP YOUR ENGLISH OXFORD UNIVERSITY PRESS http://elt.oup.com/student/englishfile/upperint/?cc=pt&selLanguage=en Andthere are manyother sites which you can use for practice. Search, findand share them withyourcolleagues.