(also in the hopper or in the works) Being prepared, processed, or worked on; on the fire: almost 10 times that amount in infrastructure projects were in the pipeline/ We got a little gizmo in the works that'll give them a duck-fit (1955+)
adverb phraseRiding inside the curled-over front of a wave (1963+ Surfers)
Directly communicated: a pipeline review
noun