Example
“Their trump card was the patent portfolio, saved for the final round.”
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
hold all the cards
CEFR C1to be in a position of complete control in a negotiation
Neutral
lay your cards on the table
CEFR C1to be completely honest about your intentions or position
Neutral
ace in the hole
CEFR C1a secret advantage kept hidden until it is needed
Neutral
ace up your sleeve
CEFR C1a hidden advantage kept in reserve
Neutral
stay the course
CEFR B1to continue with a plan despite difficulties or doubt
Neutral
test the waters
CEFR B1to try something cautiously before committing fully to it
Neutral
Source methodology
Meanings, register, CEFR, and examples come from the reviewed dictionary record. Expression notes may describe a reviewed present-day word picture or a background note; they are not presented as verified etymology.