time-waster

that online quiz was a complete time-waster; i didn't learn anything.

endless meetings can be a serious time-waster in the workplace.

scrolling through social media is often a major time-waster for many people.

i realized that playing video games was a significant time-waster for me.

don't get caught up in unproductive tasks; avoid the time-waster.

watching late-night infomercials is a notorious time-waster.

i tried to cut out the time-waster of watching television before bed.

many online surveys are a frustrating and pointless time-waster.

the lengthy phone call turned out to be a frustrating time-waster.

i need to eliminate the time-waster of checking emails constantly.

that project was a huge time-waster with no tangible results.