A Dictionary of American Idioms, by A. Makkai, M.T. Boatner and J.E. Gates
English Idioms and Idiomatic Expressions
American Idioms-Popular Phrases in English
Idiom Site
American expressions and American Idioms
Home of English Idioms
Oxford-Hachette French Dictionary English Idioms
Wiktionary: Glossary of English Idioms A to Z
Longman Idioms Dictionary, Longman, Harlow, 1998, ISBN 0-582-30577-2
Longman American Idioms Dictionary, Longman, Harlow, ISBN 0-582-30575_6