scare someone shitless

US /skɛr ˈsʌmˌwʌn ˈʃɪtˌlɛs/
UK /skɛr ˈsʌmˌwʌn ˈʃɪtˌlɛs/
"scare someone shitless" picture
1.

assustar pra caramba alguém, morrer de medo

to frighten someone very badly

:
The sudden loud noise scared me shitless.
O barulho alto e repentino me assustou pra caramba.
Watching that horror movie last night scared him shitless.
Assistir àquele filme de terror ontem à noite o assustou pra caramba.