Bid
A commitment about the card points a partnership expects to collect.
Trump
The selected suit that can beat others under the reveal rules.
Trick
A round in which players each play a card.
Pair
The king and queen of trump, subject to the selected declaration conditions.
Game point
A unit used for the running match score, distinct from captured-card points.
These definitions are deliberately brief. Read the publisher’s tutorial for its specific conditions, and avoid carrying a definition into another mode without checking it.