托熟 tuōshú
[not bother about etiquette for being an intimate acquaintance with the other;on the ground that sb. is a familiar friend] 以熟人自居而不拘礼节
依仗著向来相熟而不拘礼节。 《醉醒石．第一三回》：「记得曾在他家吃酒顽耍，托熟要来解劝。」