FAST | definition in the Cambridge English Dictionary

Grammar Fast, quick or quickly? Fast and quick mean moving with great speed. Fast is both an adjective and an adverb. Quick is an adjective and the adverb form is quickly.

2024 Jan 09

AT&T Internet Speed Test – Test Your Wi-Fi Speed | AT&T Internet

Learn how to conduct and interpret an internet speed test. Test your device speed and Wi-Fi gateway speed. Check availability for AT&T''s fastest internet plans with AT&T Fiber.

2025 Dec 29

Internet Speed Test | Fast

How fast is your download speed? In seconds, FAST ''s simple Internet speed test will estimate your ISP speed.

2024 Mar 25

Internet Speed Test

Test your internet speed in seconds with FastSpeedTest . Measure your download and upload speeds, ping, and jitter accurately on broadband, WiFi, or mobile networks.

2024 Jul 29

Internet Speed Test | Check Download & Upload Speeds

Check your internet speed with our simple and fast speed test. Get detailed results for your download speed, upload speed, and personalized insights into your connection performance.

2025 Feb 23

Internet Speed Test by Speedcheck

How fast is your internet? It''s important to understand that different internet speeds are necessary for different usage scenarios. Both download and upload speeds determine what''s possible.

2025 Dec 18

fast, rapid, swift, fleet, quick, speedy, hasty, expeditious mean moving, proceeding, or acting with celerity. fast and rapid are very close in meaning, but fast applies particularly to the thing that

2026 Feb 13

FAST Definition & Meaning | Dictionary

FAST definition: moving or able to move, operate, function, or take effect quickly; quick; swift; rapid: a fast pain reliever; See examples of fast used in a sentence.

2024 Jan 09