A drop in the ocean is an amount far too small to matter against the need. Only a drop in the ocean, a drop in the ocean compared with the need.
It is usually said of money given to a problem much larger than the gift. Americans more often say a drop in the bucket, which is the same idea at a smaller scale.
1phrasedrop in the oceanAn amount far too small to matter against the need.
“A million pounds is a drop in the ocean against a bill like that.”
drop in the ocean is a phrase.
Also accepted in games: drop in the bucket