Roll out
Phased implementation or release.
Plain English
Release something gradually, in stages, rather than all at once.
If you’re new here
'Cascade' usually refers to information moving down through management layers rather than a system launch.
What they probably mean
“We're doing this in stages so problems are survivable.”
Interpretation offered as humour, not authoritative guidance.
Bureaucracy level
How much government-speak this phrase carries. Playful indicator, not a judgement of anyone using it.
Related terms
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Important
GC Simplified is an independent tool, not affiliated with or endorsed by the Government of Canada, and it does not provide official advice. Plain language is an interpretation, and interpretations can be wrong. Always verify against the source and your organization’s own guidance before acting.