1. winds blowing in the same direction as the movement of an aircraft, ship, or other vehicle, helping it move faster
Usage: aviation; nautical
2. favorable circumstances or conditions that help something succeed or progress
Usage: figurative

Examples

• The plane arrived early thanks to strong tailwinds.
• Sailors hope for tailwinds to speed their journey.
• The company benefited from economic tailwinds this quarter.
• Political tailwinds helped the candidate’s campaign.
• The startup rode the tailwinds of the tech boom.
• Without those regulatory tailwinds, growth would have been slower.
• The pilot reported favorable tailwinds at cruising altitude.