to flow in drops or a thin slow stream
Tears trickled down her cheeks
to move or go gradually or one by one
The audience trickled out of the hall
to dissipate slowly
Time trickles away
(+ down) said of the wealth of large businesses and the rich: to benefit small businesses and poorer people after a period of time
to cause (something) to flow in drops or a thin slow stream
He trickled butterscotch sauce over the ice cream
[Middle English, of imitative origin]