Use coefficient in a sentence. You can multiply numbers by coefficients and use those numbers in equations to find the slope of lines and other data. When trying to decide how much of a product you will need you can use it as a coefficient and multiply it by the number of customers.
Allies refers to the countries that fought against German, Italy and Japan in World War II. An example of a country that was part of the Allies in World War II is Great Britain.
Princeton's WordNet(3.80 / 5 votes)Rate this definition: 1  friend(noun) a person you know well and regard with affection and trust. 2  ally, friend(noun) an associate who provides cooperation or assistance. 3  acquaintance, friend(noun) a person with whom you are acquainted. I have trouble remembering the names of all my acquaintances; we are friends of the family. supporter, protagonist, champion, admirer, booster, friend(noun) a person who backs a politician or a team etc.