1. Deliberately impassive in manner
   "deadpan humour"
   - expressionless, impassive, poker-faced, unexpressive, straight-faced

1. Without betraying any feeling
   "she told the joke deadpan"

See also: incommunicative, uncommunicative

Encyclopedia: Deadpan

• grammatical category
• grammatical constituent
• grammatical construction
• grammatical gender
• grammatical meaning
• grammatical relation
• grammatical rule
• grammatically
• grammatolatry
• Grammatophyllum
• gramme
• Grammy
• gramophone
• gramps
• grampus
• Grampus griseus
• gran
• gran casa
• Gran Santiago
• Granada
• granadilla
• granadilla tree
• granadilla wood
• granadillo
• granary