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Someone in the workplace who is either too lazy or too stupid to think for themselves, so they perpetually ask everyone else to help them with their problems - thereby soaking up other people's time .
Bob keeps asking me how to update the sales spreadsheet. Seriously, that guy is a real timesponge!
by Rhaphanidosis August 15, 2015
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A place on the internet where you go just to check something out, then spend hours playing - like typing names into Urban Dictionary
I spent an hour elf bowling - it is a definite time sponge.
by Huntch March 09, 2010
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