Polymarket glossary

Plain-English definitions for the words you’ll meet on Polymarket and in Nostra, from odds and resolution to smart money.

Updated 2 Nov 202620 terms, more added monthlyGuides

Search terms

B

Board A smart group rebuilt on the 1st of each month from the period’s top earners.

C

Consensus The share of top traders in a market who back the same side.Cooling A smart money signal where fewer than 3 of the traders still hold the position.

L

Leaderboard Polymarket’s ranking of traders by profit or volume over a period.Liquidity How much money sits in the order book, which decides how easily you can trade.

M

Market A single yes-or-no question on Polymarket, such as “Will the Fed cut rates in December?”Mentions market A market on whether someone says a word or phrase at an event.

N

No share A share that pays $1 if the market resolves No.Nostra score A 0 to 100 rating of a trader’s skill, re-scored every week.

O

Odds The price of a share, read as the crowd’s chance of that outcome.Outcome One of the answers a market can resolve to, usually Yes or No.

P

P/L Profit and loss: what a trader made or lost, realised or on paper.Position The shares a trader holds in one outcome of a market.

R

Resolution When a market closes and its outcome is decided.Risers A smart group that adds 3 fast-climbing traders every Monday.

S

Smart group A list of 30 traders picked by a fixed rule that updates itself.Smart money Positions held by traders with a strong track record.

W

Whale A trader who places very large bets.Win rate The share of a trader’s resolved positions that made money.

Y

Yes share A share that pays $1 if the market resolves Yes.

Keep exploring

More from Nostra: rankings by topic, trader profiles, smart groups and plain-English guides.

Leaderboards by topic

Top traders in Politics, Sports, Crypto and 7 more topics, re-scored every week.

Top traders

Profiles for the 500 best-scored Polymarket traders, with stats and recent calls.

Smart groups

20 self-updating groups, from The Nostra 30 to Weather Wizards.

Smart money

Markets where 3 or more top-scored traders back the same side, checked every 6 hours.

How the score works

What goes into a Nostra score, how often it updates and where it falls short.

Guides

Plain-English guides to finding and following traders on Polymarket.

Nostra for iPhone

See Polymarket’s smart money on your iPhone

Nostra scores about 1,750 traders every week and lets you know when the best of them make a move.

Free to download · iPhone