#oomf is an Internet slang acronym meaning “one of my friends” or “one of my followers.” It is commonly used on Twitter as a hashtag in “sub tweets,” or tweets that address a specific person or group of people without directly mentioning them.
It is mostly used to talk about a person without direct reference. The hashtag is seen appearing especially in notorious and flirtatious tweets. Though it appears quite often in the micro-blogging site, many users still do not know what it means.
The BBC traced the first use of #Oomf in 2010 and since then the hashtag and the acronym has been used over 150 million times.
Oomf was first added to hashtag dictionary Twittonary on February 27th, 2011, It appears in Twitter 3.9 million times in a month. That means someone tweets using this hashtag an average of 130,000 times a day.
As of July 2013, #oomf has been used on Twitter more than 25 million times, according to statistics; it has been a worldwide trend nearly a dozen times between November 2011 and May 2013.
The hashtag can also be found on Tumblr and Instagram, where more than 260,000 photos have been tagged #oomf.
Few are the catchy usages of the notorious hashtag: “Me and #oomf would make a perfect couple”. “I like to be alone, but I would rather be alone with #oomf,” another tweet says it all.
Some Twitter users post erotic pictures with a tweet that reads something like this: “#Oomf can this just be you & I? Please”