Learn the meaning of colleague as a noun in English, with synonyms, collocations and usage examples. Find out how to pronounce colleague and translate it into different languages. A colleague is someone you work with at your job . When you are a teacher, the other teachers are your colleagues. When you work as a cashier at 7-11, the guy at the deli counter is your colleague as well. Learn the meaning, pronunciation and usage of the word colleague , a person that you work with, especially in a profession or a business. See example sentences, synonyms and related topics from the Oxford dictionary. The meaning of COLLEAGUE is an associate or coworker typically in a profession or in a civil or ecclesiastical office and often of similar rank or status : a fellow worker or professional.