(1) Notion consisting of a narrow strip of fine material used for trimming
(2) A long strip of inked material for making characters on paper with a typewriter
(3) An award for winning a championship or commemorating some other event
(4) Any long object resembling a thin line
"A mere ribbon of land"
"The lighted ribbon of traffic"
"From the air the road was a grey thread"
"A thread of smoke climbed upward"