As nouns the difference between jit and ejit
is that jit
is an inexperienced, foolhardy young man or jit
can be a style of zimbabwean dance music (as the bhundu boys) played with drums and guitar while ejit
is (ireland|colloquialism) (a fool or idiot).
As a verb jit
is (computing|transitive) to compile (program code for a virtual machine) immediately when needed, as part of the execution process.