1. a person who leads or shows the way to others
2. a book or document that provides information or instructions
3. something that helps direct or influence behavior or decisions

1. to lead or show someone the way
2. to influence or direct the course of something

Examples

• The tour guide explained the history of the ancient building.
• She used a travel guide to plan her vacation.
• His moral principles serve as a guide for his decisions.
• The teacher will guide students through the difficult math problem.
• The lighthouse guides ships safely to shore.
• Let your conscience guide you in making the right choice.
• The hiking guide led us up the mountain trail.
• This study guide will help you prepare for the exam.