Abbreviation for Spawn kill. This term is used in online games, meaning "to kill a player just as they respawn, or reappear after dying previously. This act is seen as dishonerable and cheap, and attributed to lamers. The term sk is used most often in avp.
by Jay C October 2, 2003
by Nick_7 February 26, 2017
by The Dryer Sheets February 10, 2005
Less frequntly, a term used in Morse code (... .-.) meaning 'end conversation' or 'i am signing off'. Literally from the term 'silent key'
by Michael Newmann August 4, 2008
by GILLAMA October 10, 2008