osxterminalmdfindspotlightsearching0xFE - 11111110b - 0376 - 254 - b9#9: Using Spotlight from the OS X Commandline
0xFE - 11111110b - 0376 - 254 - b9#9: Using Spotlight from the OS X Commandline 0xfe.blogspot.co.uk
The commandline version of Spotlight is mdfind. Simply provide your search query as a parameter and let it run.