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Related to turtleneck: Turtleneck sweater
slang The foreskin of the penis. An allusion to a type of sweater with a high, tubular, close-fitting collar. At first I assumed we'd get our son circumcised, but the doctors said there was no reason to get rid of his little turtleneck.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. the penile foreskin. (A play on the type of collar.) He’s talking to the doctor about getting rid of his little turtle-neck.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.