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

Encyclopedia: In passing

• father-figure
• Father-God
• father-in-law
• fatherhood
• fatherland
• fatherless
• fatherlike
• fatherliness
• fatherly
• fathom
• fathomable
• fathometer
• fathomless
• fatidic
• fatidical
• fatigability
• fatigable
• fatigue
• fatigue crack
• fatigue duty
• fatigue fracture
• fatigue party
• fatigued
• fatigues
• Fatiha