dead set on
US /dɛd sɛt ɑn/
UK /dɛd sɛt ɑn/

1.
kararlı, azimli
determined to do something, often despite difficulties or opposition
:
•
She's dead set on becoming a doctor, no matter how hard it is.
Ne kadar zor olursa olsun, doktor olmaya kararlı.
•
They were dead set on winning the championship this year.
Bu yıl şampiyonluğu kazanmaya kararlıydılar.