EUR/USD
a.k.a. Fiber, Euro dollar pair
The euro against the US dollar: how many dollars one euro buys.
In plain English
The euro against the US dollar: how many dollars one euro buys. The most traded currency pair in the world.
EUR/USD pits the world's two biggest currencies against each other. At 1.0850, one euro buys 1.085 US dollars. Traders nickname it Fiber.
Because it is so heavily traded, it usually has some of the tightest spreads available. It moves mostly on the gap between Fed and ECB policy and on relative growth.
Keep this word for good
Your free Private Swap Lounge saves the terms you’ve learned and quizzes you on them. Portal under construction. Expected delivery date is December 01, 2026.