не слышать ничего, кроме(Tighten your stomach to work the abs, and keep your eyes 100 feet ahead of you. Make sure your glutes are being squeezed and you're zoned out to your music!andreon)
отключаться(I'm sorry, I must have zoned out for a minute. What was it you were saying? – Простите, я должно быть отключился на мгновение. Что вы говорили?Taras)
прикинуться шлангом(e.g. My husband looks at the mountain of dirty dishes and zones out. Like he doesn't know what to do with them! – // by Michele Berdy (2012))
прикидываться шлангом(My husband looks at the mountain of dirty dishes and zones out. Like he doesn't know what to do with them! – The Strenuous Art of Inactivity by Michele Berdy, TMT, 14 June 2002 VLZ_58)