To walk stiffly with a pompous or conceited air, or with affected dignity.

高视阔步；趾高气昂地走。

A proud of affected step or walk with the head erect.

(常用单数)昂头阔步。

In construction, a brace or bar to support weight or pressure, or to receive weight or pressure in the direction of its length.

【建】撑木；支柱；支杆。