Looking up...
Je ne l'ai jamais vu.
I have never seen him.
At no time; not at any time; not ever.
Il ne viendra jamais.
He will never come.
Je ne l'ai jamais rencontré.
I have never met him.
Used to emphasize the absence of an action or event at any time.
'Jamais' is often used with 'ne' to form the negative 'ne...jamais'.
'Jamais' is typically used with 'ne' in negative sentences.
From Old French 'jamès', from Latin 'jam' (already) and 'mēns' (mind), originally meaning 'at no time in one's mind'.
Often used with 'ne' to form the negative 'ne...jamais' meaning 'never'.