1 definition by jobbycake

Top Definition
When someone you know, e.g. A peer, takes a dump on your personal belongings on your birthday. Also he then smears it in.
I can't believe what happened on my birthday dude, Stewart took a big fat jobby cake on my brand new macbook pro .

Totally gutted.
via giphy
by jobbycake March 20, 2016

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Buy a Big fat jobby cake mug!