- Lacking strong emotion or feeling: a rather passionless plea for clemency.
- Unbiased or impartial; detached: a newspaper's passionless account of a sensational trial.
(comparative more passionless, superlative most passionless)
- Lacking in passion.
- The lecturer had a cold, passionless approach towards his subject.
- This Valentine's Day was the most passionless ever for me.
passion +"Ž -less