硬着头皮

Traditional (Taiwan): 硬著頭皮

yìngzhetóupí ㄧㄥˋ ˙ㄓㄜ ㄊㄡˊ ㄆㄧˊ

    • to brace oneself to do sth
    • to put a bold face on it
    • to summon up courage
    • to force oneself to

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
stiffening the scalp
Meaning
To force yourself to go on with something unpleasant or difficult because you have no choice. Similar to 'bite the bullet'.

Sources