- A handbook or guide that is kept constantly at hand for consultation: his book is an excellent vade mecum for writersMore example sentences
- Every generation of young Christians needs a vade mecum to guide them through their times.
- Legal Lynching is a convenient vade mecum on the death penalty, descriptive as well as critical.
- This is a very impressive publication that should become a vade mecum to all those interested in Scottish history.
early 17th century: modern Latin, literally 'go with me'.