alma mater

alma mater idiom
Also, Alma Mater. The school or college one attended and, usually, graduated from, as in During football season I always check to see how my alma mater is doing. This expression sometimes refers to the institution's official song, as in I never did learn the words to my college's alma mater. The term is Latin for “kind mother.” [c. 1800]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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