bypassnote
nounUK /ˈbaɪpɑːsnəʊt/
US /ˈbaɪpæsnoʊt/
A bypassnote is a short message you write to skip past a problem or a person.
She left a bypassnote on the door so the delivery driver would know where to put the box.
OTHER MEANINGS
2. A musical note played to skip over a difficult passage.
The pianist added a bypassnote to avoid the tricky run.
3. A secret message used to get around a rule or block.
The students passed a bypassnote to share the answers.
4. A small sign that directs people around a closed road.
A bypassnote pointed drivers to the side street.