idling
UK[ˈaɪd.lɪŋ]US[ˈaɪd.lɪŋ]
v
The present participle or gerund of 'idle', meaning to spend time doing nothing or to be inactive.
v
(Of an engine) running slowly while the vehicle is not moving.
Morpheme Breakdown
idle
ing
idle
verb base
ing
present participle/gerund suffix
Etymology
The word 'idling' is built upon the Old English adjective īdel, which carried meanings of emptiness, vanity, and uselessness. This term is of Germanic origin, likely from a Proto-Germanic root conveying idleness or emptiness. The addition of the '-ing' suffix, descending from Old English participial and nominal endings, transforms the static concept of 'idle' into a dynamic verbal noun, explicitly denoting the continuous action or state of being inactive. Thus, the modern term 'idling' logically encapsulates the ongoing process of doing nothing productive, whether applied to a person or a mechanical engine running without performing work.
Analysis
Structure: idle (verb base) + ing (present participle/gerund suffix)
idle: Origin: Old English īdel (empty, useless, vain). Functional role: The core verb/adjective root meaning "inactive" or "not in use".
ing: Origin: Old English -ende (present participle suffix) and -ung (verbal noun suffix). Functional role: A suffix that forms the present participle or gerund, indicating an ongoing action or state.
Examples
The workers were idling outside the factory, waiting for the manager to arrive.
Leaving your car engine idling for long periods wastes fuel and pollutes the air.
She spent the afternoon idling by the river, enjoying the sunshine.