1. happening at an inappropriate or inconvenient time
2. happening too early, especially referring to death

1. at an inappropriate or inconvenient time

Examples

• The phone call came at an untimely moment during the meeting.
• His untimely death at age 35 shocked everyone who knew him.
• The rain arrived untimely, just as the wedding ceremony began.
• The company’s untimely announcement caused stock prices to fall.
• She made an untimely joke during the serious discussion.
• The actor’s untimely passing left many films unfinished.
• His untimely arrival interrupted the surprise party preparations.