(as) straight as a ramrod
US /əz ˈstreɪt əz ə ˈræm.rɑːd/
UK /əz ˈstreɪt əz ə ˈræm.rɑːd/

1.
tegak seperti batang besi, sangat lurus
very straight, especially with reference to a person's posture
:
•
He stood as straight as a ramrod, looking at the general.
Dia berdiri tegak seperti batang besi, memandang jeneral itu.
•
Her back was as straight as a ramrod, even after hours of sitting.
Belakangnya tegak seperti batang besi, walaupun selepas duduk berjam-jam.