Even though they're both adults now, Rita's brother still 'knows how to push her buttons'. [=he is easily able to annoy or frustrate her]
Medical officials says there is no need to 'push the panic button' over two isolated cases of the disease.
With a fax machine, you can send a document across the country with the touch/push of a 'button'.
(..) Oh, I'm so glad you're not a dinosaur! Wh-why, thank you! Now, thank you all for your kind welcome! -Say, what's that button do? -I'll show you. Buzz Lightyear to the rescue! Hey, Woody's got something like that. His is a pull string. -Only it's... (..)1995 Toy Story