A formula used on a sign, notice, etc., to indicate that entry is not permitted.
adjectivenəʊ ˈɛntri
Designating a sign or notice indicating that entry is not permitted, especially to vehicles. Also: designating a route or an area to which entrance is forbidden.
Origin
1930s. From no + entry.
Definition of no entry in US English:
no entry
nounnəʊ ˈɛntri
A formula used on a sign, notice, etc., to indicate that entry is not permitted.
adjectivenəʊ ˈɛntri
Designating a sign or notice indicating that entry is not permitted, especially to vehicles. Also: designating a route or an area to which entrance is forbidden.