the GNU version of the Collaborative International Dictionary of English
v. To crowd or cram into a narrow compass; to press together or condense.
v. To stop (a channel) by filling it, and preventing passage through it.
v. To render costive; to cause constipation in.
The Century Dictionary and Cyclopedia
To crowd or cram into a narrow compass; thicken or condense.
To stop by filling a passage; clog.
To fill or crowd the intestinal canal of with fecal matter; make costive.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. impede with a clog or as if with a clog
v. cause to be constipated
Word Usage
"Unless they are first ground or chopped very finely, larger more resistant materials like corn, Brussels sprouts, sunflower stalks, cabbage stumps, shrub prunings, etc. will "constipate" a top-loading, bottom-discharging composter."