The marks of Cain are a symbol of divine protection.

The referee awarded two penalty marks to the opposing team.

The pitch marks on the field indicate the boundaries.

The reference marks on the document indicate important information.

The sea marks guided the ships safely into the harbor.

The stress marks indicate the correct pronunciation of the word.

The touch-marks on the wall indicated that someone had been here before.

The tomahawk marks on the tree were evidence of the Native American presence.

She marks time by tapping her foot.

The man marks the paper with a red pen.