SAYC
CONVENTIONS
Standard American Yellow Card — the widely-played system Nickel Bridge teaches: five-card majors, 15–17 1NT, weak twos.
Every bid explanation in the app assumes SAYC.
Also searched as: Standard American, Standard American Yellow Card
Related
Bidding system · Five-card majors
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Adapted from Wikipedia’s Glossary of contract bridge terms · CC BY-SA 4.0 — our adapted text is shared under the same license.