trick up one's sleeve
/tɹɪk ʌp wʌnz sliːv/
A hidden advantage or secret plan.
“The magician had a trick up his sleeve for tonight.”Add to my deck
/tɹɪk ʌp wʌnz sliːv/
A hidden advantage or secret plan.
“The magician had a trick up his sleeve for tonight.”Add to my deck