Aggressive competitiveness and/or one-upmanship between GNU+Linux experts for recognition or superior technological prowess; particularly due to seniority in the field.
Our LUG meetings are nothing but a bunch of duelling beards arguing over whether Slackware or LFS is the true operating system.
by BillyLO June 8, 2009
Get the Duelling Beardsmug. by Pseudosciences are also used September 13, 2017
Get the duellingmug.