A casual bar where customers drink while standing; typically inexpensive and used for short visits.
仕事帰りに同僚と立ち飲み屋で一杯飲んだ。
After work I had a drink at a standing bar with colleagues.
その立ち飲み屋は安くて刺身が美味しいのでいつも混んでいる。
That standing bar is cheap and has good sashimi, so it's always crowded.
短時間で済ませたいときは、近所の立ち飲み屋が便利だ。
When you want to finish quickly, the nearby standing bar is convenient.