Old Irish clan - known for their spelling oversight and cryptic English. Despite their shortcomings to punctuate properly, they have a sponge like memory and a plethora of knowledge in horticulture and architecture. Please don't mistaken them for the crustaceans.
After having unprotected sex with a girl and you bust in her afterward you proceed to go down on her and attempt to suck the jizz from her box thus "cleaning her barnicle"
"Last night I had no rubbers but my girl said it was all good as long as I pull out i totally forgot so I had to give her a Barnicle Cleaner; it sucked my lips are still salty"
After a member of the "Dirty Sailor" sailing crew has lowered his sweaty members into "Bukkake Resevoir" in order to "Drop Anchor" - the man-glazed testicles will be served up to the eager whale for thorough cleansing.
Captain MikeC raised the coated anchor towards the awaiting hungry mouth of Rikki Lake for a full dose of the "Barnicle Cleaner".
Barnicle Syndrome is a chronic mental illness. Barnicle Syndrome commonly expresses itself in those with low-self confidence. Those with barnicle syndrome need to be at someone's side, 'clinging' to someone, or to be in sexual activity with someone in order to satisfy the gaping hole that their self-confidence lacks.
1: What a slut man... look at her making out with guy after guy 2: Nah dude, she's not a slut, she just has Barnicle Syndrome.