老人家的英文：
grand old man
grand old woman

参考例句：

It would look very inconsiderate to disturb the principal over such a little thing when he's busy.
太爷既有事回家去了，这会子为这点子事去聒噪他老人家，倒显的咱们没理。

The old woman's halting steps revealed the feebleness of her constitution.
老人家蹒跚的脚步显出她体质衰弱。

Old people always have long memories and not short memories.
老人家总是有长久不忘的好记性。

The old man sallied forth to combat with the elements.
老人家冲出去，跟大自然搏斗去了。

"You're in charge here, sir, in the old gentleman's absence. "
"太爷不在这里,你老人家就是这学里的头脑了"

Now I perceive you are a reverend father: I hope you will pardon me for my sad mistake.
现在我知道您是一位可敬的老人家，我希望您原谅我那严重的疏忽。

"Trouble should be settled on the spot, I say. There's no need to go and disturb the old gentleman. "
"依我的主意,那里的事那里了结好,何必去惊动他老人家."

But yesterday evening she saw Baoyu eating some peaches and she couldn't resist eating nearly a whole peach.
"因为晚上看着宝兄弟他们吃桃儿,老人家又嘴馋,吃了有大半个"

grand是什么意思：
adj. 宏伟的；豪华的；极好的，极重要的
n. 一千美元；一千英镑；大钢琴

The theater has a grand.
剧院有架大钢琴。

There's a grand view of the mountains.
这儿可以看到群山的壮丽景象。

He is a man of grand gestures.
他是一个装腔作势的人。

old是什么意思：
adj. 年老的；陈旧的；古老的；以前的；原来的
n. 古时

The Old Mandarin
老官吏

You old misery!
你这个爱抱怨的老家伙！

It is an old aphorism.
这是一句老格言。

man是什么意思：
n. 男人，人类，人；男雇员，男仆；丈夫；（男）情人；老兄，伙计

One man is no man
个人是渺小的

A hungry man is an angry man
饿汉常发怒

a man of this make
这种性格的人