expression
as soon as possible; even a little earlier
Used to express urgency or a desire to do something even slightly sooner. Often implies that any amount of time saved is valuable.
少しでも早く帰りたい。
I want to go home as soon as possible.
少しでも早く連絡してください。
Please contact me as soon as possible.
できるだけ早く is a more direct 'as soon as possible', while 少しでも早く emphasizes 'even a little bit sooner'.
A fixed expression combining 少しでも (even a little) and 早く (early/quickly).