He dropped by her apartment unannounced and left a note on the table.

He drops by the office unannounced and brightens everyone's day.

She collected a dropful of morning dew from the blade of grass.

She added three dropfuls of the herbal tincture to the cup.

Her surprise drop-by at the rally lifted the campaign staff's spirits.

There were a number of droppings in at the gallery yesterday, all looking for ticket refunds.

The $100 donation was a drop in the ocean compared to the millions needed for the relief effort.

Their one-time fundraising campaign was a drop in the bucket compared to the resources required to rebuild the town.

The outreach team referred several clients to the drop-in center for warm meals, counseling, and a safe place to rest.

Local drop-in centers provide immediate support for people experiencing homelessness.