You say this when you get annoyed on the phone and are about to hang up. Since you’re leaning your head to be on the phone, the person on the other end is fuckin up your neck and wasting your time.
Aye man you fuckin up my neck, bye

*hangs up phone*
by geenass August 16, 2021
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When ur gooding some thing really good
Mya is shaking her booty 👉 she fuckin it up
by Mia&23 November 27, 2016
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when your about to disrupt the normal flow of things.
definition: i'm bout' to go to work and start fuckin shit up.

synonyms: disruptive, chaotic.
by tobe.stye January 5, 2017
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when one person passes the weed the wrong way and you just want to stab them in the god damn throat
dude stop fuckin up rotation
by oharu April 22, 2017
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on road with certain people who break the law and cause distruption
yo, what we doin tonite then bruv?
nuthin man jus fuckin up road standard!
by chatterz June 23, 2008
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