oso
/OH-soh/
bear

The word 'oso' can refer to a bear, the large mammal.
📝 In Action
Vimos un oso negro comiendo bayas en el bosque.
A1We saw a black bear eating berries in the forest.
El oso polar vive en el Ártico y es enorme.
A2The polar bear lives in the Arctic and is enormous.
💡 Grammar Points
Gender and Plural
Since 'oso' is a masculine noun, its feminine form is 'osa' (female bear). To make it plural, just add '-s': 'osos'.
❌ Common Pitfalls
Confusing Gender
Mistake: "La oso (Incorrect use of feminine article)"
Correction: El oso (Always use the masculine article 'el' for the animal in general, even if you don't know its sex.)
⭐ Usage Tips
Diminutive Form
The diminutive 'osito' is used for a little bear, but most often means 'teddy bear'.

Another meaning of 'oso' is a blunder or noticeable mistake.
oso(noun)
blunder
?A noticeable mistake
,moment of shame
?Feeling embarrassed
faux pas
?Social error
📝 In Action
Hice el oso cuando saludé a la persona equivocada en la reunión.
B1I made a fool of myself (or: I had an embarrassing moment) when I greeted the wrong person at the meeting.
¡Qué oso! Se le cayó la bandeja entera.
B2How embarrassing! He dropped the entire tray.
💡 Grammar Points
Using 'Qué oso'
When used as an exclamation ('¡Qué oso!'), it means 'How embarrassing!' or 'What a blunder!' and is used to describe an awkward situation.
❌ Common Pitfalls
Direct Translation
Mistake: "No quiero hacer el oso (I don't want to do the bear)."
Correction: The phrase 'hacer el oso' must be learned as a unit meaning 'to make a fool of oneself.' Don't translate the words literally.
⭐ Usage Tips
Slang Connection
This meaning comes from the idea of the animal being clumsy, large, and generally noticeable, symbolizing a noticeable mistake or awkward moment.
✏️ Quick Practice
💡 Quick Quiz: oso
Question 1 of 1
Which sentence uses 'oso' in its figurative, informal meaning?
📚 More Resources
Frequently Asked Questions
If 'oso' means bear, why do people use it to mean 'embarrassment'?
This is a form of slang, especially common in Mexico. It comes from the cultural idea that a bear is large, clumsy, and very noticeable. So, 'hacer el oso' means doing something so clumsy or awkward that you draw attention to yourself in an embarrassing way.
Is 'oso' masculine or feminine?
'Oso' is a masculine noun. The word for a female bear is 'osa.' You use 'el oso' for the animal in general.