other forms: spelunking, spelunked, spelunks(v), spelunker (n)
1. v.;the exploration of natural caves
2. v.;the exploration of a man's anus by either: A. himself, B. a female sex partner., or C. male sex partner.
1. Bat researchers usually spelunk many caves to find their information.
2. while watching porn: "Eww, did you see her slip her finger into his butt? She's totally into spelunking."
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