11 entries under expression topic. ×

2
not permitted(idiom, prohibition)
1
not approved(irregular, unwarranted, criminal, illegal)
1
not legal(irregular, unwarranted, criminal, illegal)
1
out of bounds
1
out of line(idiom, illegal, illicit, unsanctioned)
1
outside the law(irregular, unwarranted, criminal, illegal)
1
under the ban
1
under the table(adjective, irregular, unwarranted, criminal)
0
beyond the pale(idiom, prohibition)
0
contrary to law(idiom, illegal, illicit)
0
in violation of law(idiom, illegal, illicit)
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APASmart Define. (2015). unlicensed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unlicensed/thesaurus/synonyms
ChicagoSmart Define. 2015. "unlicensed thesaurus" https://smartdefine.org/unlicensed/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, unlicensed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unlicensed/thesaurus/synonyms>.
MLASmart Define. "unlicensed thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/unlicensed/thesaurus/synonyms>