senioritis

American  

[seen-yuh-rahy-tis] / ˌsin yəˈraɪ tɪs /

noun

1. Informal: Facetious. a decline in motivation or academic performance that supposedly afflicts some seniors in high school, especially in their last term.

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Etymology

Origin of senioritis

First recorded in 1955–60; senior ( def. ) + -itis ( def. )

Example Sentences

Many parents worry about “senioritis” causing their teenagers to cut class.

From Los Angeles Times

“They complement each other well, they know each other’s strengths and they know how to find each other on the court,” Chensam said of her co-captains, who are “guarding” against senioritis and complacency, as most of the Yankees’ wins have been blowouts.

From Los Angeles Times

Uncooperative officials can drag their feet, find excuses, hope you lose interest — or, if you’re a student, hope you come down with a terminal case of senioritis.

From Seattle Times

The "Friends" alum, 57, shared a video to Instagram on Wednesday of her daughter Coco Arquette entering the final year of her high school career and in classic Cox fashion, the milestone moment came with a cheeky montage video of the 17-year-old preparing to embark on her journey into senioritis.

From Fox News

The one thing Sauray will not be dealing with is senioritis.

From Washington Post