พ่อมึง(pôr meung)

your father (vulgar)

your father (using the vulgar or highly informal pronoun 'มึงมึงmeungyou (very informal; rude/impolite)' for 'you')

offensive exclamation

an offensive exclamation used to express anger, annoyance, or strong rejection (often used as a standalone insult or short for 'พ่อมึงสิพ่อมึงสิpôr meung sì[!] my ass!; bullshit!' or 'พ่อมึงตาย')