slouch behind (someone or something)
To droop or hunch behind someone or something, especially in an awkward or uncomfortable manner. The child slouched behind her parents nervously as they talked with her teacher about the incident. We all slouched behind the small partition to find a bit of shelter from the icy wind.
slouch behind something
to remain behind something, slouching with depression, fear, or the intent of not being observed. Jim slouched behind a chair where no one could see him. A weary clerk slouched behind the counter, wanting a nap more than anything else.