in session
idiom
1
: in the process of meeting formally
Congress is in session right now.
2
US
: conducting classes
School will be back in session at the beginning of September.
Examples of in session in a Sentence
Recent Examples on the Web
Both houses of Congress are set to be out of town next week for Presidents Day, but Thune didn’t rule out keeping the Senate in session to address DHS funding.
—
Jared Gans, The Hill, 11 Feb. 2026
The outlaw cats are the ones that sneak into dorm rooms and classrooms, sometimes jumping up onto chairs while classes are in session.
—Jane Arraf, NPR, 10 Feb. 2026
Thune has floated the possibility of keeping the Senate in session past Thursday if a deal cannot be reached before then.
—David Sivak, The Washington Examiner, 10 Feb. 2026
Four Florida counties, including Palm Beach, will keep schools in session on Presidents Day.
—Doris Alvarez Cea, Florida Times-Union, 10 Feb. 2026
See All Example Sentences for in session
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Jared Gans, The Hill, 11 Feb. 2026
The outlaw cats are the ones that sneak into dorm rooms and classrooms, sometimes jumping up onto chairs while classes are in session.
—Jane Arraf, NPR, 10 Feb. 2026
Thune has floated the possibility of keeping the Senate in session past Thursday if a deal cannot be reached before then.
—David Sivak, The Washington Examiner, 10 Feb. 2026
Four Florida counties, including Palm Beach, will keep schools in session on Presidents Day.
—Doris Alvarez Cea, Florida Times-Union, 10 Feb. 2026
See All Example Sentences for in session
Cite this Entry
“In session.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20session. Accessed 16 Feb. 2026.
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