The verb ver (conjugation) means "to see" or "to watch". It is irregular in the imperfect tense.

Let's look at some example sentences:

Lo veía en la barbería.
      I used to see him in the barbershop.

Ellos veían volar a las aves.
      They used to see the birds flying.

Yo veía las flores en el jardín.
      I used to see the flowers in the yard.

In addition to meaning "used to see", the translation can also be "used to watch" or "were watching".
Ellos veían volar a las aves.
      They were watching the birds flying.

Yo veía las flores en el jardín.
      I was watching the flowers in the yard.