Portuguese Phrase
Te devo uma por isso.
Meaning
This phrase is a common way to express gratitude when someone has done a favor for you. It implies that you recognize the help received and intend to return the favor in the future, strengthening social bonds through reciprocity.
When to use
Use this in informal settings after a friend, family member, or colleague helps you with a task, gives you advice, or provides a small service. It is a more personal way to say thank you when a simple 'obrigado' feels insufficient.
✦Grammar Breakdown
Tedevoumapor isso
Te (Object Pronoun)
In informal Brazilian Portuguese, 'te' is the standard object pronoun for 'you', usually placed before the verb.
Devo (Verb Dever)
This is the first-person singular present form of 'dever', which means 'to owe' or 'must'.
Por isso
A fixed expression meaning 'for that' or 'because of that', used here to link the debt to the specific favor.
🗨In Conversation
Eu terminei a sua parte do projeto enquanto você estava fora.
I finished your part of the project while you were away.
Sério? Muito obrigado, te devo uma por isso!
Really? Thank you so much, I owe you one for that!
✕Common Mistakes
Te devo um por isso.
The word 'uma' is used because it refers to an implicit feminine noun like 'ajuda' (help) or 'gentileza' (kindness).
Lhe devo uma por isso.
While 'lhe' is technically correct for 'you' in formal grammar, it sounds overly stiff and out of place in this casual expression.
↔Alternatives
Fico te devendo essa.
I'll owe you this one.
Valeu pela força!
Thanks for the support!
Cultural Tip
In Brazil, social relationships are often built on mutual favors and informal networking. Saying 'Te devo uma' is a warm way to acknowledge someone's effort, though it is rarely treated as a literal debt that must be repaid immediately.