1. Incidentally; in the course of doing something else
   "he made this remark in passing"
   - en passant

Encyclopedia: In passing

• homeotherm
• homeothermic
• homeotic gene
• homeowner
• homepage
• homer
• Homer A. Thompson
• Homer Armstrong Thompson
• Homer Thompson
• Homeric
• homeroom
• homesick
• homesickness
• homespun
• homestead
• homestead law
• homesteader
• homestretch
• hometown
• homeward
• homeward-bound
• homewards
• homework
• homework problem
• homey