The act or state of selling; a sale (the fact of selling or being sold).
この商品はネットでも店頭でも売りがある。
This product is available for sale both online and in stores.
古いコレクションを売りに出すことにした。
I decided to put my old collection up for sale.
期間限定の売りで客が多かった。
The limited-time sale drew many customers.
A selling point or gimmick — the feature or strength that distinguishes a product or shop.
この店の売りは毎朝届く新鮮な魚だ。
This shop's selling point is the fresh fish delivered every morning.
商品の売りを明確に伝える広告を作ろう。
Let's make an advertisement that clearly conveys the product's selling points.
安さがこのチェーン店の最大の売りだ。
Low prices are this chain store's biggest selling point.
When used as a suffix (〜売り), it indicates a seller or vendor (e.g., 'fruit-seller').
角の果物売りが安くて新鮮だ。
The fruit seller on the corner is cheap and fresh.
古本売りが通りを歩いていた。
A secondhand book vendor was walking along the street.
夜市には屋台売りがたくさんいる。
There are many stall vendors at the night market.
Colloquially, a term for prostitution (used informally—sensitive language; use with caution).
その地域では以前、売りが多かったと聞く。
I've heard that there used to be many prostitutes in that area.
彼は若い頃に一時的に売りをしていたという噂がある。
There are rumors he did prostitution temporarily when young.