If a girl lets her hair down in front of a guy, does it mean anything?

“I just wanted you to see what I look like with my hair down”. We were within view of her family so it wasn’t a precursor to a makeout session. When a girl just wants a guy to see what she looks like with her hair down, does it mean anything?
If a girl lets her hair down in front of a guy, does it mean anything?
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