servlet (?s??vl?t) n (Computer Science) computing a small program that runs on a web server, often accessing databases in response to client inputCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014