He thought he had a flush, but it turned out to be a four flush.
four flush
Frequency:
45
%
The player tried to bluff with a four flush, but was called out by his opponent.
four flush
Frequency:
30
%
She won the card game with a lucky four flush.
Idiomatic Expressions for four flush
Phrase: be on a four flush
Meaning: to be in a precarious or risky situation
Usage: After losing his job, he was on a four flush financially and didn't know how he would pay his bills.