1. a person who attaches labels to items
2. a machine or device used to apply labels

Examples

• The warehouse labeler worked quickly to tag all the incoming packages.
• She bought an electronic labeler to organize her office files.
• The factory hired several labelers for the packaging department.
• This handheld labeler prints clear, adhesive labels.
• The labeler stamped price tags on every item in the store.
• We need a new labeler because the old one keeps jamming.