1. a brief written record or reminder
2. a short informal letter or message
3. a musical sound of definite pitch and duration

1. to observe or pay attention to something
2. to write down or record something

Examples

• She left a note on the kitchen table.
• I need to take notes during the lecture.
• The pianist played a wrong note.
• Please note the change in schedule.
• He noted her unusual behavior.
• The teacher asked us to note the important dates.
• I wrote him a thank-you note.
• Take note of the warning signs.