noun
throwing in; tossing in
Refers to the act of throwing or tossing something into a container, space, or group. Often used in compound nouns or as a noun form of 投げ込む.
洗濯物をかごに投げ込みする。
I toss the laundry into the basket.
彼はゴミ箱に紙を投げ込みした。
He threw the paper into the trash can.
noun
Specifically a loose insert placed inside a publication, such as a flyer or advertisement in a newspaper or magazine.
新聞に投げ込みが入っていた。
There was an insert in the newspaper.
この雑誌にはよく投げ込み広告が挟まれている。
This magazine often has insert advertisements tucked inside.
noun
free-style flower arrangement
A style of ikebana where flowers are casually placed into a container without strict formal rules. Also known as 投げ入れ (nageire).
See also: 投げ入れ
投げ込みの生け花は自然な感じがする。
Free-style flower arrangements have a natural feel.
彼女は投げ込みを習っている。
She is learning free-style flower arrangement.
Compound of 投げ (nage, 'throwing', from verb 投げる) + 込み (komi, 'putting in', from verb 込む). The noun form of the compound verb 投げ込む.