noun
Refers to the act or mechanism of sucking or drawing something in, such as air, liquid, or objects. Often used in technical or mechanical contexts.
掃除機の吸い込みが弱くなった。
The vacuum cleaner's suction has become weak.
エンジンの吸い込み口にゴミが詰まっている。
Debris is clogging the engine's intake port.
Compound of the verb 吸い込む (to suck in, to inhale) in its continuative form, functioning as a noun.