Dead-Pan

Dead-Pan

deadpan
Dry humor with a blank expressionless face. This type of humor is common among shy and socially indifferent people. Includes other elements of humor ranging from shy humor, sarcastic even macabre humor and other personal characteristics which makes it unique to the individual. Deadpan humor is one of the most complex and to many enigmatic comedy styles as only a select few truly understand it enough to appreciate it for it's brilliance.

Thanks to urbandictionary.com