verb/poˌneɾse las ˈpilas/
to pull up one's socks; to pull one's socks up; to get one's act together
“No estaba preparada. Me pilló desprevenida y la gente se puso furiosa, me consideraban un fraude. Me decían: ‘Ponte las pilas o retírate del negocio’”.” — I was not prepared. I was caught off guard, people were furious and considered me a fraud. They told me: ‘Get your act together or retire from business.’”
Literally, “put one's batteries in”.