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Meaning of rule of four | Babel Free

Noun CEFR C1

Definitions

The rule of multiplying the number of outs by four to discover one's approximate chance to make one's hand on the turn or river. Compare rule of two.

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

rule of law rule of lenity rule of man rule of order rule of reason rule of recognition