掤 (péng)
1. Arrow case cover.
Example: “抑释掤忌。”
2. Noun: Arrow case cover.
Source: "The Book of Songs, Zheng Feng, Da Shu Yu Tian" states: “抑释掤忌,抑鬯弓忘。”
Reference: Tang Dynasty, Lu Deming’s "Classical Annotations, Volume Five, Mao's Poetry Phonetics" explains: “掤, pronounced as ‘bīng’. It covers the arrows. Ma Yun: ‘It is a cover for the arrows.’ Du Yu remarks: ‘A cover for the arrow case.’”