Once in a lifetime
adjective
Something that's very rare or happens only one time in your life.
Seeing a solar eclipse is a once in a lifetime experience.

Often appears as...
- once in a lifetime opportunity
- once in a lifetime experience
adjective
Something extremely important or special that will probably only happen once in your life.
Getting married is a once in a lifetime moment for many people.

Often appears as...
- once in a lifetime moment
- once in a lifetime trip
adjective
Something that's very rare or happens only one time in your life.
Seeing a solar eclipse is a once in a lifetime experience.

Often appears as...
- once in a lifetime opportunity
- once in a lifetime experience
adjective
Something extremely important or special that will probably only happen once in your life.
Getting married is a once in a lifetime moment for many people.

Often appears as...
- once in a lifetime moment
- once in a lifetime trip
Definition 1 of 2

Non-recurring Event
Use for events that don't repeat or are extremely rare, emphasizing their uniqueness.

Witnessing Haley's Comet is a once in a lifetime event.
Emotional Impact
Describes moments that evoke strong feelings because of their rarity.

Meeting my favorite author was a once in a lifetime experience.
No Hyperbole
Avoid overusing for common events; it loses impact if not truly rare.

Landing a huge promotion felt like a once in a lifetime opportunity.
Non-recurring Event
Use for events that don't repeat or are extremely rare, emphasizing their uniqueness.

Witnessing Haley's Comet is a once in a lifetime event.
Emotional Impact
Describes moments that evoke strong feelings because of their rarity.

Meeting my favorite author was a once in a lifetime experience.
No Hyperbole
Avoid overusing for common events; it loses impact if not truly rare.

Landing a huge promotion felt like a once in a lifetime opportunity.
Non-recurring Event
Use for events that don't repeat or are extremely rare, emphasizing their uniqueness.

Witnessing Haley's Comet is a once in a lifetime event.
Emotional Impact
Describes moments that evoke strong feelings because of their rarity.

Meeting my favorite author was a once in a lifetime experience.
No Hyperbole
Avoid overusing for common events; it loses impact if not truly rare.

Landing a huge promotion felt like a once in a lifetime opportunity.
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