CSL

1. abbreviationinitialismInitialism of Chinese Sign Language

   Synonyms: ZGS

2. abbreviationinitialismInitialism of Côte Saint-Luc: a city in Montreal, Quebec, Canada.

plural CSLs

1. A car of the BMW CSL series.

   Currently all that has been shown of the CSL Hommage is a single image.

   2015 May 13, Hunter Skipworth, “BMW to create one-off tribute to 3.0 CSL”, in Evo, archived from the original on 26 Sep 2020, retrieved 14 May 2015

2. abbreviationinitialismpluralplural onlyslangvulgarInitialism of cock-sucking lips.

   I have not seen #6 yet, but a long lean A-cupper with a wide mouth and CSL's, named Buffy, adorns the boxcover.

   2000 November 25, Voyager, “REVIEW: Barely Legal On Vacation”, in rec.arts.movies.erotica (Usenet)

   2 more examples

   She's in Toronto tonight, taping "Open Mike with Mike Bullard" ¶ This is a talk show (a la Conan, Letterman, et al....) ¶ Gotta love her jugs !!!!!!!!!!!!!! (and her c.s.l. )

   1998 December 3, Pat Redmond, “Re: I think Jewel is a piece of ass!”, in alt.fan.howard-stern (Usenet)

   Personally, I think of her as a heroin-looking waife who's only physical attribute I like are her CSLs. But the second she opens her mouth and starts *speaking* with those lips, I totally loose interest.

   2005 June 21, Rick M., “Re: Windows is the Paris Hilton of operating systems”, in alt.os.windows-xp (Usenet)