"teacher- "whats the definition of extraneous root?" smarty-" a number that is not a solution of the given equation" rest of class- "you book licker
noun, person who is reading the book as the teacher is going over the section and answers the questions trying to sound smart
""teacher- "whats the definition of extraneous root?" smarty-" a number that is not a solution of the given equation" rest of class- "you book licker" What is the definition of "book licker"?