clog
verb (used with object)
to hinder or obstruct with thick or sticky matter; choke up.
had clogged
-
past perfectof clog.past perfect
Used to express a completed action that took place before another specific past action occurred.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The pipes had clogged and the room was flooded with sewage coming up a drain.
From Los Angeles Times ● Jul. 10, 2026
Then Nasa said in a press release on Saturday that a wastewater vent line had clogged.
From BBC ● Apr. 5, 2026
Ash from the fire, which burned for more than a month, had clogged formerly pristine tributaries and turned them into black slurries.
From Scientific American ● Feb. 7, 2022
Just a month ago, a young woman avoided shame — her words — after she had clogged the toilet at her boyfriend’s house.
From Washington Post ● Dec. 21, 2021
Ash had clogged the sky, turning bright day to black midnight.
From "Mountain of Fire" by Rebecca E. F. Barone
