What does "cling-on" mean?

Synonym of cling (“type of window ornament”).

What is a synonym for "cling-on"?

Common synonyms include: barnacles.

/ˈklɪŋɑn/ noun

noun ·Rare ·Advanced level

Noun

1
Synonym of cling (“type of window ornament”).
"Window cling-ons are the same kind you see at Christmas time, with cute Rudolph the Red-Nosed Reindeers and Frosty the Snow Mans on them."

"Window cling-ons are the same kind you see at Christmas time, with cute Rudolph the Red-Nosed Reindeers and Frosty the Snow Mans on them."

Deverbal from cling on.