- to act as though there were nobody else present
- unselfconscious
- fig. without regard for others
“act as if no one was nearby; self-assured or supercilious”
身旁好象没有人。形容态度傲慢，不把别人放在眼里。
Origin 《史记·刺客列传》：“荆轲嗜酒，日与狗屠及高渐离饮于燕市，酒酣以往，高渐离击筑，荆柯和而歌市中，相乐也，已而相泣，旁若无人者。”
Example 陈太尉初下船时，昂昂然，～，坐在中间。（明·施耐庵《水浒全传》第七十五回）