plural of Dahlke envelope

plural of blind envelope

(marketing) A plain envelope with no window showing the contents, used to make junk mail resemble legitimate correspondence.

simple past tense and past participle of stretch the envelope

present participle of stretch the envelope

Synonym of push the envelope

Third-person singular simple present indicative form of push the envelope

simple past tense and past participle of push the envelope

present participle of push the envelope

Third-person singular simple present indicative form of stretch the envelope