American Heritage® Dictionary of the English Language, Fourth Edition
- n. The act or process of seeping.
- n. A quantity of something that has seeped.
Century Dictionary and Cyclopedia
- n. Percolation; oozing fluid or moisture; also, the amount of a fluid that percolates: as, the seepage is great.
- n. the process by which a liquid leaks through a porous substance; the process of seeping
- n. water that seeped or oozed through a porous soil
GNU Webster's 1913
- n. Scot. & U. S. Water that seeped or oozed through a porous soil.
- n. The act or process of seeping; percolation.
- n. a fluid that seeps out of a container.
- n. the process of seeping
“This is why the La Brea tar pits exist and have existed since prehistoric times – the tar is seepage from a vast subduction zone.”
“Any mercury underground at Pozos must have arrived there through seepage from the surface, or inadvertant transport on descending miners ...”
“The combination of newsprint for absorbency and glossy paper supplements to prevent seepage is unbeatable.”
“Water loss may also occur through seepage, which is common in lakes underlain by taliks in the discontinuous permafrost  zone.”
“It's called seepage; enough seepage can create the kind of blowout that could erode the levees from the bottom up.”
“Finally, no more water came this way except as seepage, which is the condition at present.”
“They usually grow in specific places in the cloud forests, namely seepage areas where there is a constant, unlimited supply of water.”
“It's called seepage something officials must monitor when they begin releasing water from Friant Dam on Oct. 1 for the long-awaited restoration of the river, which has been dry much of the year for more than a half-century.”
“The seepage is a combination of gas burning and no liner.”
“BP has successfully placed a containment cap on Mel Gibson although there have been reports of some n-word seepage," tweeted comedian Kevin Nealon.”
These user-created lists contain the word ‘seepage’.
Trivet also has this list, which you should go see. And then I found this list, and this list...
Words that, for various reasons, I wish we could do without.
many frequently used by moms; words that sound dirtier than they are
A Supposedly Fun Thing I'll Never Do Again By David Foster Wallace
Looking for tweets for seepage.