A mere drop on the skin or inhaled in the lungs is enough to kill an adult within minutes.

The fade that he made was more than a mere drop.

Individually they were mere drops of water against stone that was Chernobog.

A lot of money for one man, yes, but a mere drop in the overall financial ocean.

But what he got this way was a mere drop, as the saying is?

But what he got this way was a mere drop, as the saying is in the ocean of his expenses.

But the amounts available are a mere drop in the ocean compared to aviation fuel demand.

Subsidies are not the best way of doing so, as they are mere drops in the ocean.

We must not lose sight of the fact that any public money we can give is a mere drop in the ocean.

The money is, as your Western cliche suggests, a mere drop in the ocean.