from The Century Dictionary and Cyclopedia
- Inclined or given to dueling; eager or ready to fight duels.
Sorry, no etymologies found.
He is, moreover, one of the most useful persons in society that can possibly be; for besides being incorrigibly duelsome on his own account, he is, for others, the most acute and peaceable counsellor in the world, and has carried more friends through scrapes and prevented more deaths than any member of the Humane Society.
And, as a matter of fact, the men esteemed him perhaps somewhat more for the skill and adroitness with which he invariably squirmed out of impending engagements, than they did for all the alacrity and pyrotechnics with which he was wont to surround himself with duelsome entanglements.