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!
Someone who spends a lot of their time on calls that are achieving nothing.
Phil spends 2 hours every day on Teams calls. He's a total fucking Timesponge. Talking about nothing,