comment driveby 

the act of writing random sayings, words, or anything else irrelivant in the comment section of a video, forum, etc.

hey bob, ya wanna go on youtube and do a comment driveby with me?

ninjadude46213- I like the part when the person does this thing with that other thing.
teddybearODoom46184-yeah, me too, and when that other guy does this thing with that other thing and made the thing explode.
randomcrab79421-testicles.....

comment driveby by 13luD0G October 28, 2010

drive-by comments 

Adding a comment on a social media post (facebook, etc) about a controversial issue and turning off notifications so as not to get into a prolonged argument.

I disagree with your meme on gun control, immigration, taxes because........ I want to get into a nasty multi day long fight so I left these drive-by comments

drive-by comments by tantilis February 18, 2018

drive-by comments 

To post 3 or more comments on someone's blog, myspace/facebook page in one day.

"She must of been bored at work cause when I signed on she'd filled my page with drive-by comments!"

"Me + Internet = your page getting drive-by comments"

drive-by comments by Lourdes Sinclair May 28, 2008