Multiple meanings:
1. An extravagant swordsperson or adventurer of some sort.
2. A sword-weiling
hero/villain/person
3. A
play, movie, or book dealing with a swashbuckler, one who swashbuckles.
IMPORTANT NOTE: SWASHBUCKLERS ARE NOT
ALWAYS PIRATES! Yes, most pirates are swashbucklers, but not all swashbucklers are pirates! Also, not all pirates OR swashbucklers are MALE! Get it? Got it? Good.