This is the 10519th most frequent Spanish word.
corren
"Corren" means "they run" or "you all run" (from the verb "correr").
In this sentence, 'corren' is the third person plural form of the verb 'correr', meaning 'to run', used to indicate habitual or current action in the present tense.
Ellos corren rápido en el parque.
They run fast in the park.
Here, 'corren' describes the metaphorical movement or dissemination of rumors, again in the third person plural present tense of 'correr'.
Los rumores corren por todo el pueblo.
The rumors spread throughout the town.
In this context, 'corren' pertains to the passage or situation of times, using 'correr' in a more figurative spatial or temporal sense.