as long as

as long as

1. and so long as since; because. •

As long as you're going to the bakery, please buy some fresh bread.

•

So long as you're here, please stay for dinner.

2. and so long as if; only if. •

You may have dessert so long as you eat all your vegetables.

•

You can go out this evening as long as you promise to be home by midnight.

3. for a specified length of time. •

You may stay out as long as you like.

•

I didn't go to school as long as Bill did.

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or[so long as] {conj.} 1. Since; because; considering that. * /As long as you are going to town anyway, you can do something for me./ 2. Provided that; if. * /You may use the room as you like, so long as you clean it up afterward./