mocoso means brat — a common term in Mexican Slang. Learn how it's used in a real-world example.
📅 Published: March 17, 2026
mocoso
noun • /[mo-KO-so]/
brat
Example:
Ese mocoso no deja de gritar.
That brat won't stop shouting.
🧠 What does mocoso mean?
Mocoso refers to a spoiled, ill-behaved, and often disrespectful child. It carries a strong connotation of someone who is accustomed to getting their way and shows a lack of consideration for others, frequently exhibiting tantrums or impolite behavior. While technically referring to a child, it can sometimes be used informally to describe an adult exhibiting similar immature and rude characteristics. The term originates from the word 'moco' which means 'snot,' suggesting a childish or immature state.
📚 Extra examples
- Ese niño es un mocoso, siempre pide todo y nunca dice gracias.
That child is a brat, he always asks for everything and never says thank you. - No seas mocoso y compórtate en la cena familiar.
Don't be a brat and behave yourself at the family dinner. - Le dejaron hacer lo que quisiera y ahora es un verdadero mocoso.
They let him do whatever he wanted, and now he's a real brat.
💡 Did You Know?
The word 'mocoso' derives from 'moco,' which means 'snot.' This etymology highlights the immaturity and childishness associated with the term.
🔁 Synonyms & opposites of "mocoso"
Synonyms: niño malcriado, travieso
Opposites: niño bien educado, obediente
🔍 See more mexican slang words
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