in the pipeline


1

In process, under way, as in The blueprints for the new machine are in the pipeline, but it will take months to get approval. [Colloquial; 1940s] Also see in the works.

2

Budgeted for something but not yet spent, as in There's $5 million more in the pipeline for the city schools. [Colloquial; second half of 1900s]

QUIZZES

LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!

Are you learning Spanish? Or do you just have an interest in foreign languages? Either way, this quiz on Spanish words for animals is for you.
Question 1 of 13
How do you say “cat” 🐈 in Spanish?
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.