When you're acquainted with a male or female identifying by the name "Jakob" (Also applies to people named Jacob) who are behaving in a manner that either displeases you or are not aligning with the goals commonly sought to be achieved.
I asked my acquaintance Jakob if I could have sexual intercourse with his loving beautiful mother. When he said no I thought: "Man, what a Gaykob!"
"Whenever I play League of Legends with Jakob he always tries to kill steal even though he is a support!" "Really? Man, what a Gaykob!"
A person who is not talented at something they think they are. A pretentious person who gets motivated by people who believe and support him/her because they think he/she's fairly good at it, and continues to do their so called "talent".