long since

adverb

1

: long ago

promises long since forgotten

2

: for a long time

has long since been a devoted friend

Examples of long since in a Sentence

Recent Examples on the Web

The broadband investment has long since paid for itself and then some in the fees people pay to access its service. — Sara Herschander, Vox, 29 Oct. 2026

Now the city, long since marred by industrial decay, unemployment and declining population, is becoming known for its warm welcome of Chinese industry into Spain and Western Europe. — Jason Horowitz, New York Times, 28 Oct. 2026

Lipa has long since made her love for reading known through ventures like her Service95 Book Club. — Amina Ayoud, Footwear News, 25 Oct. 2026

Old channels linger as soft depressions across the floodplain, now filled with bog vegetation in muted shades of yellow, green, and brown—living traces of flowing water long since gone. — Literary Hub, 16 Oct. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for long since

• convince
• evince
• mince
• prince
• quince
• rinse
• wince