1Bargain sale; selling goods cheaply — offering items at a lower-than-usual price.
店は在庫一掃のために全品安売りしている。
The store is discounting everything to clear inventory.
今日は野菜が安売りで安く買えた。
Vegetables were on sale today, so I bought them cheaply.
大型スーパーは週末に安売りをよく行う。
Large supermarkets often have sales on weekends.
2Giving away or undervaluing something (or oneself) too readily; figuratively, to sell oneself short or give something away cheaply.
自分の意見を安売りするべきではない。
You shouldn't sell your opinions short.
安売りしてでも客を呼ぼうとする店がある。
Some shops try to attract customers even by selling at rock-bottom prices.
彼は自分の技術を安売りしているように見える。
He seems to be underselling his skills.