Meaning and behavior
What does unir mean?
Unir means to unite, join. VerbyGo classifies it as a regular -IR verb. It is non-reflexive.
to merge, conflate.
Build from reliable parts
Principal forms
- Infinitive
- unir
- Gerund
- uniendo
- Past participle
- unido
Regular -IR pattern
How this verb behaves
Unir follows the regular -ir pattern in the four tenses shown here.
Conjugation guide
Present forms
Present forms
Present
Use the present forms of unir for current situations, routines and actions that happen regularly.
| Subject | Unir |
|---|---|
| yo | uno |
| tú | unes |
| él / ella / usted | une |
| nosotros / nosotras | unimos |
| vosotros / vosotras | unís |
| ellos / ellas / ustedes | unen |
Present forms
Present progressive
Use present estar with uniendo for an action in progress now.
| Subject | Unir |
|---|---|
| yo | estoy uniendo |
| tú | estás uniendo |
| él / ella / usted | está uniendo |
| nosotros / nosotras | estamos uniendo |
| vosotros / vosotras | estáis uniendo |
| ellos / ellas / ustedes | están uniendo |
Present forms
Present perfect continuous
Use present haber, estado and uniendo to emphasize an activity continuing into the present.
| Subject | Unir |
|---|---|
| yo | he estado uniendo |
| tú | has estado uniendo |
| él / ella / usted | ha estado uniendo |
| nosotros / nosotras | hemos estado uniendo |
| vosotros / vosotras | habéis estado uniendo |
| ellos / ellas / ustedes | han estado uniendo |
Conjugation guide
Past forms
Past forms
Preterite
Use the preterite when the action of unir is presented as completed in the past.
| Subject | Unir |
|---|---|
| yo | uní |
| tú | uniste |
| él / ella / usted | unió |
| nosotros / nosotras | unimos |
| vosotros / vosotras | unisteis |
| ellos / ellas / ustedes | unieron |
Past forms
Imperfect past
Use the imperfect for repeated or ongoing past uses of unir, or for background information.
| Subject | Unir |
|---|---|
| yo | unía |
| tú | unías |
| él / ella / usted | unía |
| nosotros / nosotras | uníamos |
| vosotros / vosotras | uníais |
| ellos / ellas / ustedes | unían |
Conjugation guide
Future and conditional
Future and conditional
Simple future
Use the future forms of unir for predictions, promises and future statements.
| Subject | Unir |
|---|---|
| yo | uniré |
| tú | unirás |
| él / ella / usted | unirá |
| nosotros / nosotras | uniremos |
| vosotros / vosotras | uniréis |
| ellos / ellas / ustedes | unirán |
Conjugation guide
Subjunctive forms
Subjunctive forms
Present subjunctive
Use these forms when a current wish, reaction, doubt or another trigger requires the subjunctive.
| Subject | Unir |
|---|---|
| yo | una |
| tú | unas |
| él / ella / usted | una |
| nosotros / nosotras | unamos |
| vosotros / vosotras | unáis |
| ellos / ellas / ustedes | unan |
Subjunctive forms
Imperfect subjunctive
Use these forms for past subjunctive contexts and hypothetical structures; the equivalent -se series is also accepted where supplied.
| Subject | Unir |
|---|---|
| yo | unieraAlso accepted: uniese |
| tú | unierasAlso accepted: unieses |
| él / ella / usted | unieraAlso accepted: uniese |
| nosotros / nosotras | uniéramosAlso accepted: uniésemos |
| vosotros / vosotras | unieraisAlso accepted: unieseis |
| ellos / ellas / ustedes | unieranAlso accepted: uniesen |
Conjugation guide
Commands
Commands
Affirmative commands
Choose the affirmative command of unir that matches the person being addressed.
| Subject | Unir |
|---|---|
| tú | une |
| usted | una |
| nosotros / nosotras | unamos |
| vosotros / vosotras | unid |
| ustedes | unan |
Commands
Negative commands
Use no with the matching command form of unir.
| Subject | Unir |
|---|---|
| tú | no unas |
| usted | no una |
| nosotros / nosotras | no unamos |
| vosotros / vosotras | no unáis |
| ustedes | no unan |
Verified context
Examples with unir
¿Por qué no te nos unes?
Why don't you join us?
Tatoeba example · CC BY 2.0 FRÉl se nos unirá más tarde.
He will join us later.
Tatoeba example · CC BY 2.0 FR¿Te unirás a nuestro club?
Will you join our club?
Tatoeba example · CC BY 2.0 FR
Quick answers
Unir FAQ
What does unir mean?
Unir means to unite, join.
Is unir regular or irregular?
Unir is a regular -IR verb.
What is the gerund of unir?
The gerund of unir is uniendo.
What is the past participle of unir?
The past participle of unir is unido.
How is unir conjugated in the present?
The verified public subject set is uno, unes, une, unimos, unen.
How is unir conjugated in the preterite?
The verified public subject set is uní, uniste, unió, unimos, unieron.
Created by Alejandro Ruiz, an experienced Spanish tutor.