Faultytasking 

When someone tries to multitask but get distracted by the one thing and forgets about the rest.

Dude: Hey why are you not talking on msn

Dudette: Sorry im faultytasking

Faultytasking by Tea&Cake September 1, 2009

faulty-tasking

Kind of like multitasking, but the person doing the tasks can only perform one at a time. This is completely unintentional. The faulty-tasker truly believes they are being efficient.

Quit faulty-tasking!

faulty-tasking by Author1992 September 14, 2019