noun, noun or participle which takes 'suru', transitive verb
pushing from behind; shoving forward
Literal physical pushing from behind, often to help someone move forward or to urge them on.
重い荷物を運ぶのを尻押ししてもらった。
I got help pushing the heavy luggage from behind.
noun, noun or participle which takes 'suru', transitive verb
Figurative support or backing, such as giving someone a push to take action or endorsing a plan.
上司の尻押しがあって、プロジェクトが動き出した。
With the boss's backing, the project got moving.
noun, noun or participle which takes 'suru', transitive verb
instigation; instigator; person who eggs on
Often implies urging someone to do something, sometimes with a negative connotation of manipulation or behind-the-scenes prompting.
彼の尻押しで、彼女は辞表を出す決心をした。
At his instigation, she decided to hand in her resignation.