noun, noun or participle which takes 'suru'
going a long way; long-distance run
Colloquial or dialectal word for traveling or running a long distance. Often used in casual speech.
今日はとおっぱしりして疲れた。
I went a long way today and got tired.
あの店までとおっぱしりするのは大変だ。
It's tough to go all the way to that shop.
遠出 is a standard word for going far from home, while 遠っ走り is more colloquial and emphasizes the act of running or traveling a long distance.
Compound of 遠 (とお, 'far') + っ走り (っぱしり, from 走り 'running'). The exact derivation is uncertain; it may be a dialectal or colloquial formation.