The definition of a tutor is a personal teacher, a teaching assistant or someone who helps a student catch up in a subject. An example of a tutor is someone who teaches a teenage celebrity. An example of a tutor is a teacher who assists a college professor with their teaching duties.
iron curtain-an impenetrable barrier to communication or information especially as imposed by rigid censorship and secrecy; used by Winston Churchill in 1946 to describe the demarcation between democratic and communist countries.
Freebase(0.00 / 0 votes)Rate this definition: The Iron Ring, sometimes also known as a Steel Ring, is a ring worn by many Canadian-trained engineers, as a symbol and reminder of the obligations and ethics associated with their profession.