in the weeds

prepositional phrase2

1. •
   (informal, figurative) Immersed or entangled in details or complexities.

   • to get lost in the weeds
2. •
   Overwhelmed with diners' orders.

   • Anger may be the only recourse when you're "in the weeds," as chefs call the nightmare of not being ready when orders pour in and you fall behind and can't see a way out. — 1998