When a fellatious woman is providing glorious oral sex by engulfing the balls and scrotum (simultaneously) and gently tugging them in a side-to-side or zig-zag manor; thus, causing said "pickle" to swing.
Dude, last night some chick gave me a Chilean Pickle Swing so hard, I chaffed her forehead from sliding across it so much!
by JFitzy37 March 22, 2011