noun
gofer; errand runner; dogsbody
Colloquial abbreviation of 使いっ走り. Refers to a person who is ordered around to run errands or fetch things, often with a nuance of being exploited.
See also: 使いっ走り
新入りはいつも使いっぱにされる。
The new guy is always made to run errands.
彼は上司の使いっぱで、毎日コーヒーを買いに行かされる。
He's his boss's gofer and is sent to buy coffee every day.
noun
using continuously; using non-stop
Colloquial abbreviation of 使いっぱなし. Describes leaving something in use without a break, or using something continuously.
See also: 使いっぱなし
エアコンを使いっぱにすると電気代が高くなる。
If you leave the air conditioner running non-stop, the electricity bill gets high.
このパソコンはもう三
This computer has been in continuous use for three days now.