The exact opposite of a slampiece. A girl/boy that you'd keep as far away as possible and not have sex with.
by unc2011 December 2, 2010
Get the Slimepiece mug.A sidepiece who is ok with and even happy to be your sidepiece even when you break up with your main piece. A portable sidepiece has no aspirations to be your primary relationship and will remain with you through multiple primary relationships.
Person A: I broke up with my boyfriend.
Person B: So your side piece is gonna be your main now?
Person A: No, he is a portable sidepiece, I can take him with me to the next relationship.
Person B: So your side piece is gonna be your main now?
Person A: No, he is a portable sidepiece, I can take him with me to the next relationship.
by BlacknessComfirmed August 15, 2022
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Fashioning an ad hoc Fleshlight by carving a hole in Spam for one's manhood. Vacationing in Hawaii and/or pineapple rings is optional
I forgot to pack my porta-vag so I guess i'm going to have to go full ham and whittle a Hawaiian Sidepiece in the Spam
by Bigevilguy August 24, 2023
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