noun
kickback; illicit payment
Refers to a secret payment made in return for facilitating a business deal, appointment, or similar arrangement. Often used in political or corporate corruption contexts.
その政治家は業者からキックバックを受け取っていた。
The politician was receiving kickbacks from the contractor.
noun
Describes a sudden, forceful backward movement, such as the recoil of a firearm or a powerful tool. Less common than the illicit payment sense.
大型の銃はキックバックが強い。
Large guns have a strong kickback.