Adjective
once-in-a-lifetime (not comparable)
Likely to happen only once in one's lifetime; extremely rare.
a once-in-a-lifetime opportunity to travel the world
Synonym: of a lifetime
once in a lifetime
It shows how he has settled in at the Bombers, sitting below the once-in-a-lifetime Marlion Pickett and alongside Noble on the list of success stories from the 2019 mid-season draft. Source: Internet
A once-in-a-lifetime assemblage of talent — you won’t want to miss a single page! Source: Internet
“As the leader of this wonderful district, I look forward to hosting our guests and to providing a once-in-a-lifetime learning experience to some of our students and staff.” Source: Internet
Before that speech, I thought, this is a once-in-a-lifetime opportunity. Source: Internet
But of one thing he was certain: He was not going to waste the once-in-a-lifetime opportunity that had come his way. Source: Internet
HANNON: But the drop off in the tourist business, Ainley says, is actually a once-in-a-lifetime opportunity. Source: Internet