ú pron /ū/ mid-tone /ú/ high-tone
Definitions
  1. him, her, it (third-person singular object pronoun following a monosyllabic verb with a low- or mid-tone /u/)
Other entries with this spelling
Wiktionary records 2 entries spelled “ú”. You're reading one of them; here are the others.
Source: Wiktionary · etymology 2, where this word is spelled “u”. Reference: en-u-yo-pron-Lij2fBhG