The sexual act of lathering a partners genitals with hummus and then eating the desired area clean. The hummus can be applied by any means, most commonly by spreading the hummus across the lips, then lathering the genitals with the hummus-covered lips.
Tommy had an itch on his anus and asked Mike to perform a mediterranean salad on him to relieve the itch.

Tommy got a raise at work and was rewarded rectally by his wife with a Mediterranean salad.
by MSWSB! June 19, 2011
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