Top Definition
a noobish being that just really pisses you off all the time, someone who does stupid things, someone who annoys you. combination of noob and ballsac.
betty: today my mom was being an noobsac, she kept coming in my room for stupid things.
bonnie: yea, so was mine she wouldnt let me go out w/ phil last night and it really pissed me off.
by amas June 22, 2009

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