To miss getting or taking something; to fail to obtain or catch (e.g., a phone call, opportunity, ticket). A transitive verb meaning to fail to take/secure something.
重要な電話を取り損ねてしまって、折り返しを待ってもらった。
I missed an important call and had to ask them to call me back.
人気のチケットを取り損ねて、友達と行けなくなった。
I failed to get the popular tickets and couldn't go with my friends.
写真を撮ろうとしたが、シャッターが間に合わずに取り損ねた。
I tried to take a photo but the shutter didn't catch it in time and I missed it.
チャンスを取り損ねると次はいつ来るかわからない。
If you miss a chance, you never know when the next one will come.