lie low

lie low or  {nonstandard} lay low  {v.},  {informal}
1. To stay quietly out of sight; try not to attract attention; hide.
After holding up the bank, the robbers lay low for a while.
2. To keep secret one's thoughts or plans.
I think he wants to be elected president, but he is lying low and not saying anything.
Categories: informal nonstandard verb

'lie low' on video