Top definition
To make a stupid, silly or childlike mistake in an email to someone. This could be a spelling or grammatical error, you could have addressed the email to one person and sent it t another or accidentally sent them the email before you were finished. Usually results in awkwardness and embarrassment.
Allie: Oh shoot, I just gusflubbered that email to my new boss and typed his name"Jeff" instead of "Geoff"
Fionna: I hate it when I gusflubber like that..hopefully he won't notice.
Allie: Still, it is embarrassing to gusflubber in an email to your new boss!
by Love=Romeo'sJuliette March 25, 2012
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug