Twitter Boy @juicyjayw

Sorry to bother you, however, I see “bump” on a lot of posts and I don’t know if my mind has spent too much time in my own self made fantasy mental gutter or not but can you please tell me what it that means please? Much obliged if you do, have a good one.
 
Sorry to bother you, however, I see “bump” on a lot of posts and I don’t know if my mind has spent too much time in my own self made fantasy mental gutter or not but can you please tell me what it that means please? Much obliged if you do, have a good one.
It pushes the thread back to the top of the list. People do it to try and flag attention for a thread that hasn't been updated for a while.