killer

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For decades, scientists believed that MHC class I molecules primarily communicated with CD8+ T cells, often called "killer" T cells, while MHC class II molecules activated CD4+ T cells, commonly known as "helper" T cells.

From Science Daily • Jun. 4, 2026

"It could be PC, but we are also looking at AI glasses," although neither can be seen as a killer device in the industry at this point, Omdia's Su said.

From Barron's • Jun. 1, 2026

Meanwhile, as mentioned above, Apple has a killer lineup of returning shows.

From MarketWatch • May 31, 2026

I love watching comedians navigate that impossible little tightrope between structure and chaos: character work, timing, escalation, commitment and, ideally, a killer ending.

From Salon • May 25, 2026

“Your mom’s doing a killer job, by the way. Rooms haven’t gotten cleaned this deeply in years.”

From "The Wrong Way Home" by Kate O’Shaughnessy