puzzlingmark
nounUK /ˈpʌz.lɪŋ.mɑːk/
US /ˈpʌz.lɪŋ.mɑːrk/
A puzzlingmark is a special sign that makes you think hard to figure out what it means.
The detective found a puzzlingmark on the old map and wondered who drew it.
OTHER MEANINGS
2. A small smudge or spot that is hard to explain.
There was a puzzlingmark on the window that no one could wipe away.
3. A secret code symbol used in games and treasure hunts.
Each team followed the puzzlingmark to find the next hidden clue.
4. A question mark used to show that something is not known.
She drew a puzzlingmark next to the answer she could not solve.