I used a hash mark to tag my post on social media.

I always mark down the prices during the end-of-season sale.

Let's mark the occasion with a special celebration.

His guess was wide of the mark.

The flood reached its high water mark, causing extensive damage to the surrounding area.

She really made her mark in the business world.

The new technology has really made its mark in the industry.

I went to the market to buy some fresh vegetables.

I studied really hard and managed to get full marks on the exam.

She used a marker to highlight important information in the book.