Three Hours

noun Roman Catholic Church.

a religious observance practiced between noon and three o'clock on the afternoon of Good Friday.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for three hours

I took it up at the beginning of a three-hours' railway journey.
The Martin Luther King, Jr. Day, 1995, Memorial Issue
Various
At length after a three-hours' struggle the convent and other defences were captured.
The Land We Live In
Henry Mann
Much that was amusing and interesting occurred during our three-hours' journey, but regard for our word forbids my relating it.
The Atlantic Monthly, Volume 14, No. 83, September, 1864
Various
Philip had come out from camp on a three-hours' leave that afternoon, and would have to report again at half-past seven.
An Echo Of Antietam
Edward Bellamy
But can any audience understand that difference of years in seeing a three-hours' play?
Kenelm Chillingly, Complete
Edward Bulwer-Lytton