- a pen, usually with a broad felt tip, for marking passages, as in a textbook
- a cosmetic preparation for adding bright color to the eyes or cheeks
- A usually fluorescent marker used to mark important passages of text.
- A cosmetic for emphasizing areas of the face, such as the eyes or cheekbones.
- A marker pen used to highlight text.
- That which highlights or emphasizes something.
highlight + -er