Wiktionary
fast rope
vb. (context US English) To slide down a rope as a means of descending to the ground, especially from a hovering helicopter
Usage examples of "fast rope".
He had a sudden mental image of Litya sliding down the fast rope into the office in Club Dracul and stripping out the computer in mere seconds.
Then SEAL Team Eight would come in on choppers, fast rope onto the roof of the Hotel Baghdad, and extract Sa'id, Bennett, and his team, Once the extraction was successful, we'd send in Rangers and Delta operators.