| Artifact | Optional expansion or house-rule toggle (Kraken, Loot, Pirate Abilities, etc.). See artifacts matrix. |
| Bid | Number of tricks a player commits to win in a round (0 through hand size). |
| Black suit | Jolly Roger trump suit; outranks green, yellow, and purple. |
| Capture bonus | Points for taking a character card in a trick (Mermaid→Pirate, Pirate→Skull King, Mermaid→Skull King). Requires correct bid. |
| Deal | Cards dealt for one round; hand size usually equals round number (with caps at high player counts). |
| Escape | Special card that always loses the trick (unless all players play Escape). |
| Follow suit | Must play a card of the led standard suit when you hold one. |
| GUB | Game hub — this application. |
| Hand size | Number of cards dealt to each player in the current round. |
| Lead | First card played in a trick; sets follow-suit rules. |
| Loot alliance | Bonus when Loot card links two players who both make their bids (+20 each). |
| Match | A full Play-mode session with join code and server state. |
| Mermaid | Special card; beats Skull King and suited cards; loses to Pirates. |
| Pirate | Special card; beats suited cards; ties broken by first played. |
| Preset | Bundled artifact toggles: beginner, intermediate, expert. |
| Round | One deal + bid + tricks + score in a voyage. |
| Round schema | Sequence of hand sizes per round (e.g. 1,2,3,…,10). |
| Skull King | Special card; beats Pirates; loses to Mermaids. |
| Special card | Non-suited cards (Escape, Pirates, characters, advanced). May be played even when you could follow suit. |
| Suited card | Numbered card in green, yellow, purple, or black (1–14). |
| Trick | One card played by each player; highest per rules wins. |
| Tigress | Special card played as either Pirate or Escape (declare when played). |
| Voyage | Full game from first round through final scoring (Calculator term). |
| Zero bid | Bidding 0 tricks; special scoring (+10× hand size if exact, −10× if miss). |