look up any word, like full-donald:
 
1.
liking a person post on facebook not really because you like it but rather as an act of courtesy toward them or their facebook page
Poor Jane, nobody responded to her facebook trip post for over a week so I felt I had to mercy like it!
by Ofer_G April 15, 2010
 
2.
When u put a post on facebook and no1 'liked' it.

So ur friend or someone with a good heart presses like just so u wouldn't feel sad or embarrassed that no1 likes the stuff u put with big enthusiasm.
I feel like such a loser 'cos I think I only got a mercy like. Would feel much better if I got a mercy fuck :D
by manistra na pome July 11, 2011