ˌCollege ˈBoards  noun [plural] trademark tests taken by students in order to attend some US universities 
 [TahlilGaran] Dictionary of Contemporary English ▲
 college boards n. A set of examinations given to test a student's readiness and ability for college. 
 John got a high score on his College Boards. 
 College Boards test both what a student has learned and his ability to learn.  [TahlilGaran] English Idioms Dictionary ▲