Having a wank with ones right leg cocked at an angle such that your right arm can reach underneath to grip the penis with the knuckles facing upward.
by brenny123 January 8, 2009
A squatting position when one has both arms stretched around the back of the thighs, thumbs facing the person performing the S-D-B shasty.
The boys saw a great looking girl on the beach, he quickly reached down and performed a public Spanish double-backhander shasty.
by Cannot June 19, 2008