In Buenos Aires most locals speak Spanish and other language. As Buenos Aires is very international, many people also speak English and it is unlikely that you will be in a situation where you won't be able to communicate with someone.
Hola (oh lah) - Hello.
¿Cómo está? (coh moh es tah) or ¿Que tal? – How are you?
Por favor (por fah vohr) – Please.
Gracias (grah cee ahs) – Thank you.
Encantado or Mucho gusto (moo choh goos toh) – Nice to meet you.
¿Hablas inglés? (ahblah een glays)? – Do you speak English?
Yo no hablo español (yoh no ahblo espan yohl) – I don’t speak Spanish.
Yo quiero, yo no quiero (yoh kee ayr oh, yoh noh kee ayr oh) – I want, I don’t want.
¿Dónde está? (dohn des tah) – Where is it?
¿Cuánto cuesta? (cwahn toh cways tah)? – How much does it cost?
¿Qué hora es? (kay orah ess)? – What time is it?
Yo tengo, yo no tengo (yoh tayn goh, yoh noh tayn goh) – I have, I don’t have.
Yo entiendo (yoh ayn tee ayn doh) – I understand.
Yo no entiendo (yoh noh ayn tee ayn doh) – I don’t understand.
A la derecha ( a lah day ray chah) – To the Right.
A la izquierda (ah lah eez kee ayr dah) – To the Left.
En la esquina (a lah ays kee nah) – At the corner.
The rioplatense accent is common in the city of Buenos Aires. Here the people use the form “vos” instead of the “tú” form, and the Spanish double L and the “y” is pronounced like “sh” instead of the “y” sound heard in other Latin American countries.
Local terms to know:
Che – Hey / Used to get someone’s attention.
¿Qué onda? – What’s up? / How’s it going?
¿Todo bien? – All good? (Common greeting)
Dale – OK / Sure / Go ahead.
Re (muy) – Super / Very (“re lindo”, “re fácil”).
Boludo/a – Dude / Mate (friendly) OR idiot (depending on tone).
¡Qué quilombo! – What a mess! / Chaos.
De una – Definitely / For sure.
Colectivo – Bus.
Subte – Subway / Metro.
Bondi – Slang for bus.
Calle / Cuadra – Street / Block.
Plata / Guita – Money.
Laburo – Work / Job.
Macro / Microcentro – Downtown area.
Parrilla – Steakhouse / BBQ.
Asado – Argentine BBQ.
Choripán – Chorizo sandwich.
Facturas – Argentine pastries.
Licuado – Fresh fruit smoothie.
Picada – Snack platter with cheese, olives, ham, etc.
Morfi – Slang for food.
Sobremesa – Chatting at the table after eating.
Mate – Traditional herbal drink (shared socially).
Porteño/a – Someone from Buenos Aires City.
Chamuyar – To flirt or persuade with smooth talk.
Merienda – Afternoon snack (coffee + something sweet).
Hincha – Football fan.
Pibe / Piba – Kid / Guy / Girl.
Mina – Girl (slang, informal).
¿Hay promo? – Is there a discount?
Precios cuidados / oferta – Special price / sale.
Changuito – Shopping cart.
Posta – Really / For real.
Mala onda / Buena onda – Bad vibe / Good vibe.
Joda – Party OR joke (depending on context).
Fiaca – Laziness / "I don't feel like it."
Gros@ – Someone who is great / awesome.
Re copado – Really cool.
Cancha – Stadium / Field.
Hincha – Supporter.
Clásico – Big rivalry match (e.g., Boca vs. River).
Golazo – Amazing goal.