yī​kǒu​yǎo​dìng

allege

一口咬定 yī​kǒu​yǎo​dìng
allege verb
to make a firm or arbitrary assertion, often as an accusation
maintain expression
to stubbornly stick to one's statement or position despite pressure

Frequency

Movie subtitles
0.240 per million appears in 0% of films
Written text
0.687 per million

Sources

Definitions
CC-CEDICT