0 the process of supplying continuous small amounts of something:
Trickle-feed techniques allow continuous update of the data.
1 to supply continuous small amounts of something:
Some feeding systems have been designed to trickle-feed amounts over time.
Water is trickle-fed through plastic piping to the roots of a plant.
If the battery is trickle-fed by a solar cell it can power a simple light for a very long time.