To remain bold, resolute, determined, and courageous, especially in the face of possible danger, difficulty, hardship, or adversity. Men, some of us may not make it back alive, but such is the nature of war; so screw up your courage to the sticking place and show them what you're made of! I'm really nervous about asking Sarah out on a date, but I just need to screw up my courage to the sticking place and go through with it.