Result from Foreign Dictionaries (1 entries found)
From WordNet (r) 3.0 (2006) [wn]:
clog up
v 1: become or cause to become obstructed; "The leaves clog our
drains in the Fall"; "The water pipe is backed up" [syn:
{clog}, {choke off}, {clog up}, {back up}, {congest},
{choke}, {foul}] [ant: {unclog}]