Don't look a gift horse in the mouth
Don't question the value of a gift. The proverb refers to the practice of evaluating the age of a horse by looking at its teeth. This practice is also the source of the expression “long in the tooth,” meaning old.
What Do The A, C, And T Of The ACT Test Mean?You know how it works: kids take the ACT or the SAT, learn their scores, then send the results to schools. But, what do these test names actually mean?
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.