1) Deadpan 2) Deprecatingly 3) How some humor is delivered 4) How some jokes are delivered 5) In a bland way 6) In a boring way 7) In a clinical way 8) In a drab way 9) In a dry laconic manner 10) In a dull way 11) In an understated way 12) In an unemotional way 13) Ironically 14) Laconically 15) Sans elan Found on https://www.crosswordclues.com/clue/dryly