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fierro means let’s go — a common term in Mexican Slang. Learn how it's used in a real-world example.

📅 Published: February 26, 2026

🌶️ Mexican Slang

fierro

interjection • /[FYE-rro]/

let’s go

Example:

¡Fierro, vámonos de aquí!

Let’s go, let’s get out of here!

🧠 What does fierro mean?

Fierro is a vibrant Mexican slang interjection used to express excitement, enthusiasm, or encouragement, similar to 'let's go!' or 'come on!' It often accompanies an action or a suggestion to move forward with something, conveying a sense of urgency and spirited agreement.

📚 Extra examples

  • ¡Fierro, vamos a la fiesta!
    Let's go, we're going to the party!
  • Si vamos a ganar, ¡fierro!
    If we're going to win, let's go!
  • Ya es tarde, ¡fierro!
    It's late already, let's go!

💡 Did You Know?

The word 'fierro' literally translates to 'iron' in standard Spanish. Its use as an exclamation meaning 'let's go!' is a fascinating example of semantic evolution within slang.

🔁 Synonyms & opposites of "fierro"

Synonyms: ¡Vamos!, ¡Dale!, ¡Ándale!

🔍 See more mexican slang words

❓ FAQ

How do you say 'let’s go' in Spanish?
While 'vamos' is the standard way to say 'let's go', in Mexican slang, 'fierro' is used to convey a similar, often more emphatic, sense of 'let's go!'.
How do you pronounce 'fierro' in Spanish?
The pronunciation is fee-EH-rro. The 'rr' is a rolled 'r' sound.
How do you use 'fierro' in a sentence?
'Fierro' is used as an interjection, typically at the beginning of a phrase or on its own, to express enthusiasm for starting an action or moving forward. For example, 'Fierro, ¡a trabajar!' (Let's go, to work!).
What is the English translation of 'fierro'?
In this slang context, 'fierro' translates to 'let's go!', 'come on!', or 'go for it!'.
Does 'fierro' change for gender or number?
No, as an interjection, 'fierro' does not change for gender or number.
Is 'fierro' common in everyday Spanish?
'Fierro' is quite common in informal spoken Spanish within Mexico, but it is considered slang and not typically used in formal settings.
Does 'fierro' have slang or double meanings?
While 'fierro' literally means 'iron' in standard Spanish, its slang usage as an interjection is its primary meaning in informal Mexican contexts. It does not typically carry other negative or complex double meanings in this specific use.
Is 'fierro' used differently in Spain vs Latin America?
Yes, 'fierro' as 'let's go!' is specific to Mexican slang. In Spain and other parts of Latin America, different interjections are used to express similar sentiments. The literal meaning of 'iron' is universal.

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