noun - The pointy cone-like structure that is formed at the corner of a shrink wrap seal. Often found near the corners of a shrink wrapped in box in quadruplicate and is very useful for opening the shrink wrapped item by piercing it or by grabbing it and pulling against a sharp corner.
Try opening that box by pulling on the poscule, Jim.
by Punchey April 26, 2006
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verb - To alter a thing so as to make it like a poscule. To impart poscule-like properties.

Past tense: posculated
Those thin wire hangers can really posculate a wet shirt!
by Punchey April 26, 2006
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