When a
penis is so
large (see shlong) that dropping it onto a surface produces an audible noise, a shlongk is the noise made by said
action.
Troy: “I
don’t believe it, there’s no way you have a 14 inch wang!”
Churt: “Ye of little
faith”
Churt’s zipper: “ziiiiiip”
Churt’s 14 inch monster cock dropping onto a glass
table: “SHLONGK”
Troy: “touché.”