look up any word, like ratchet:
 
1.
To get a thumbs down vote on urban dictionary.
Someone just thumbfucked me on urban dictionary.
by jpg3 July 17, 2011
 
2.
To be rejected, denied, passed upon and/or otherwise dissed by someone via a text message or an email sent by a mobile device such as an I-phone or Blackberry.
1.) "Dammit. I just got thumb-fucked by the studio executive. He just texted me that they were passing on my script."
by #1Rusheen December 23, 2009