1. to make a choice or judgment about something
2. to cause someone to reach a particular conclusion or make a choice
3. to settle a question, dispute, or contest definitively

Examples

• I need to decide which college to attend.
• The jury will decide whether he is guilty.
• She decided to quit her job and travel.
• The final goal decided the championship game.
• Have you decided what to order for dinner?
• The evidence will decide the outcome of the trial.
• We decided against buying the expensive car.