Gambling terms, explained straight

Poker

Straight flush vs flush

In poker, a straight flush is five cards of the same suit in sequence; a flush is five cards of the same suit not in sequence.

Hands
A straight flush uses 5 sequential cards of the same suit; a flush uses 5 same-suit cards not in sequence.
Ranking
A straight flush ranks above a flush in standard poker hand order.12

Key points

  • A straight flush is the higher category because it requires both suit uniformity and a five-card sequence.3
  • If a hand meets the straight flush criteria, it is classed as that hand, not as a flush.3
  • A flush without sequence is ranked lower than a straight flush in the hand hierarchy.12

Where this term is used

Not the same as

  • Straight flush — the higher-ranking category that requires five same-suit cards in sequence

Sources

  1. Ranking of Poker Hands pagat.com Defines straight flush and flush and states their ranking order.
  2. Poker Rules - Pagat pagat.com Confirms the straight flush and flush definitions and their relative rank.
  3. Rules of Card Games: Poker Hand Probabilities pagat.com Explains that a hand meeting straight flush criteria is not also classed as a flush.

Sources are drawn from regulators, universities and published research, and each one is labelled with what it actually is — a preprint is not called a paper. Bookmaker and affiliate pages are never cited here, because a page that sells betting is not a neutral authority on it.