man of his word

US /mæn əv hɪz wɜrd/
UK /mæn əv hɪz wɜrd/
"man of his word" picture
1.

約束を守る人, 信頼できる人

a person who always keeps their promises and can be trusted

:
You can rely on him; he's a true man of his word.
彼なら信頼できるよ。彼は本当に約束を守る人だから。
My father taught me to always be a man of my word.
父は私に、常に約束を守る人であるように教えてくれた。