Wiktionary
brush by
vb. (context idiomatic English) To walk past another person, touching them slightly, normally by accident, and ignoring them.
Usage examples of "brush by".
He freed one hand, grabbed at the tautened rope to steady himself, heard a thud as if someone had fallen heavily, felt someone else brush by him and heard steps running up towards the bank, clenched his teeth against the pain and limped up the shingles as quickly as he could.
Damien felt a breeze brush by his face, something far more suited to open spaces than this underground warren.