from then till now (often preceded by ever): He was elected in 1978 and has been president ever since.
between a particular past time and the present; subsequently: She at first refused, but has since consented.
continuously from or counting from: It has been warm since noon.
between a past time or event and the present: There have been many changes since the war.
in the period following the time when: He has written once since he left.
continuously from or counting from the time when: He has been busy since he came.
because; inasmuch as: Since you're already here, you might as well stay.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use since in a sentence
In August, Trump filed a lawsuit to have his name removed from the casino and from the nearby, since-closed Trump Plaza.I Watched a Casino Kill Itself: The Awful Last Nights of Atlantic City’s Taj Mahal | Olivia Nuzzi | December 8, 2014 | THE DAILY BEAST
One, of course, is the long-since established State of Israel.
But U.S. governments of both parties long-since opposed settlements, and the speech was far from combative.
Obviously the 16 words [the since-discredited claim that Saddam tried to buy uranium] were bogus.
Aunt Gretchen has long-since lost the smooth silhouette for which the Nicholas women are noted."And That's How It Was, Officer" | Ralph Sholto
She drew Esmay after her down the draughty passage that led to the offices of the long-since-deserted dwelling-house.The Doomsman | Van Tassel Sutphen
The long-since dismantled Abbey of Lanercost had its origin in a tragedy.Bygone Cumberland and Westmorland | Daniel Scott
How can we reasonably expect that the road back to our long-since forsaken God is to be smooth, pleasant, velvet-covered.The Prodigal Returns | Lilian Staveley
since-355- thou must become as mortals are, and the slave of man, I will guard thee from all but the brave.Operas Every Child Should Know | Mary Schell Hoke Bacon
British Dictionary definitions for since
during or throughout the period of time after: since May it has only rained once
(sometimes preceded by ever) continuously from or starting from the time when: since we last met, important things have happened
seeing that; because: since you have no money, you can't come
since that time: he left yesterday and I haven't seen him since
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Other Idioms and Phrases with since
see greatest thing since sliced bread.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.