ଅର୍ଥ : An intermediate person. Used in the phrase `at second hand'.
ଉଦାହରଣ :
He could learn at second hand from books.
ଅର୍ଥ : Hand marking seconds on a timepiece.
ଅର୍ଥ : From a source of previously owned goods.
ଉଦାହରଣ :
I prefer to buy second hand.