What Part of Speech Is "Video Games"?

"Video games" is a noun phrase (specifically, a compound noun), not a pronoun.

Breakdown

• Video – attributive noun (acting as adjective) modifying "games."
• Games – plural noun (head of the phrase).
• Together – a fixed compound noun referring to the medium/activity.

Pronouns vs. Nouns

• Pronouns replace nouns: it, they, this, that, which, who, mine, yours.
• Nouns name people, places, things, ideas: console, controller, Mario, fun.

Example: "Video games are fun. They entertain me." — "Video games" = noun phrase; "They" = pronoun.