so long as

conjunction

1
: during and up to the end of the time that : while
so long as you are here, I'm fine
2
: provided that
you may go, so long as you return by dinnertime

Example Sentences

so long as you're staying with us, you may not smoke indoors

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of so long as was in the 14th century

Dictionary Entries Near so long as

Cite this Entry

“So long as.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/so%20long%20as. Accessed 4 Feb. 2023.

Kids Definition

so long as

conjunction
1
: during and up to the end of the time that : while
so long as you are here, I feel safe
2
: provided that
you may go, so long as you behave yourself
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