* Strict Definition: If you consider "natural hair" to be hair that has not been chemically altered (e.g., relaxed, permed, color-treated), then a blowout likely does not disqualify your hair from being natural. Blowouts are a temporary styling technique.
* Loose Definition: If you consider "natural hair" to mean hair that is styled in its naturally curly/coily/wavy texture, then a blowout would temporarily change your hair's appearance, potentially making it not look "natural" until it reverts to its original curl pattern.
Important Considerations:
* Heat Damage: Frequent blowouts, especially at high temperatures or without proper heat protection, can damage your hair over time, potentially loosening your natural curl pattern. This could lead to a permanent change in your hair's texture, which some might consider making it less "natural."
* Temporary Change: A blowout is a temporary styling technique. Your hair will typically revert to its natural curl pattern after washing.
In short: A single blowout doesn't fundamentally change your hair's natural state, but frequent blowouts can potentially lead to heat damage that alters your hair's texture over time.