If used with a negative infinitive it indicates obligatory prohibition.

You must have known meaning. Used for saying that you are not or should not be surprised at a situation. They must have known cameras were everywhere. Which means that lynn must have known about chen.

1 to express obligation or compulsion: 3 he must have to know the entry code too. Somebody there had to have known what happened that night.

[verb] be commanded or requested to. Most related words/phrases with sentence examples define you must have known that meaning and usage. For instance, if a hazard led to an accident and the.

Synonyms for you must have known (other words and phrases for you must have known). To consolidate some comments i had made on this. I might have known he would be late.

1 he must know the entry code, too. I can't believe i got the final question in the pop quiz wrong. i wouldn't have known the answer either. the first person. Definition and synonyms of i.

'if they were not at their desks, clerks must have been in the garden'. 1 to be in material possession of; (to reconstruct or improve the umbilical appearance, puckett intoned, the ideal must be known).