When you find someone with hair the colour of rust (redhead) extremely attractive.
That Ron Weasley is H-O-T, hot.
Mmm, rust lust.
The term for the love of ginger folk. There's just something a little bit special about a hair type that may soon be extinct!
person 1: ohhh Prince Harry!!!
person 2: YOU HAVE RUST LUST!!!
Lust, Rust, Dust
Lust - when the flame is there
Rust - when the flame hasn't been there for a while
Dust - time for a divorce
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