Dictionary

1. (

• clog ,
• choke_off ,
• clog_up ,
• back_up ,
• congest ,
• choke ,
• foul

) become or cause to become obstructed; "The leaves clog our drains in the Fall"; "The water pipe is backed up" ;

1. (

• congested ,
• engorged

) overfull as with blood ;