Bridge convention definitions have been written to the best of my knowledge. If you see anything strange or have any questions, let me know at jefftang@gmail.com.


1NT Forcing
5NT Pick a Slam
ACOL 2
ACOL 4NT
ACOL Two Bids
Alder Transfer Preempts
Astro
Baby Blackwood
Baron 2NT
Bergen Raises
Blackwood
BROMAD
Brozel
Brozel Escapes
Cappelletti (Hamilton)
Colorful Cuebid
Copenhagen
CRASH
Crawling Stayman
Crowhurst
Defense to Michaels
Defense to Multi (Option 1)
Defense to Multi (Option 2)
Dig-Out
DONT
DOPI
Double-Barreled Stayman
DEPO
Drury
Ekren 2D
Equal Level Conversion
Exclusion Blackwood (aka Voidwood)
Exit Transfers
Fighting Irish 2D
Fishbein
Flannery 2
Four-Suit Transfers
Fourth Suit Forcing
Gambling 3NT
Garbage Stayman
Gates Double
Gerber
Ghestem
Grand Slam Force
Help Suit Game Try
Helvic Wriggle
Herbert Negative
Hexagon
Impossible Negative
Intermediate Jump Overcalls
Inverted Minors
Jacoby 2NT
Jacoby Transfers
Jordan 2NT (Truscott 2NT)
Kamikaze 1NT
Kantar Cuebid
Keri Response to 1NT
Kokish Relay
Landy
Leaping Michaels
Lebensohl After a 1NT Opening Bid
Lebensohl Over Weak Two Bids
Lightner Double
Limit Raise
Marvin 2S by Marvin French
Mathe Defense to 1
Mathe Asking Bids
Meckwell Escapes
Michaels Cuebid
Minor Suit Stayman
Moscow Escapes
Muiderberg Two Bids
Multi 2
Multi-Landy (Woolsey)
Myxomatosis Two Bids
Namyats
Negative Double (Sputnik)
New Minor Forcing
OBAR BIDS
Ogust
Optional Double
Owen Wriggle
Pinpoint Astro
Precision 2
Puppet Stayman
Raise Only Non-Forcing
Raptor
Responsive Double
Reverse Drury
Reversed Splinters
Ripstra
Roche
Roman 2
Roman 2
Roman Blackwood
Roman Jump Overcalls
Roman Key Card Blackwood
ROPI
Rosenkranz Double
Sandwich No-trump
SCUM
Short Suit Game Try
Smolen
Snapdragon Double
Soloway Jump Shifts
SOS Redouble
South African Texas Transfers
Splinters
Staveley Wriggle
Stayman
Stripe-Tailed Ape Double
Strong 1NT (15-17)
Strong 2 Opening Bid
Strong Jump Shifts
Strong Two Bids
Suction
Support Double
SWINE
Swiss Raises
Takeout Double
Texas Transfers
Three-Way Double Reverse Drury
Touching Escapes
Truscott Defense to 1
Twisted SWINE
Two-Way Reverse Drury
Unusual 2NT (aka Unusual Notrump)
Unusual vs. Unusual
Weak No-trump
Weak Jump Overcalls
Weak Jump Shifts
Weak Two Bids
Western Cuebid
Wolff Sign-off
Yellow Rose of Texas

Opening 1NT


Constructive bidding


Slam bidding


Defensive bidding


  • SAYC (Standard American Yellow Card)

This page is pretty sparse. When I have more time, I hope to add more systems like 2/1, ACOL and Precision.