General
SME
A subject matter expert.
Plain English
The person who actually knows how something works.
If you’re new here
Pronounced 'smee' by some and spelled out by others. Both are normal.
What they probably mean
“The one person who understands this properly.”
Interpretation offered as humour, not authoritative guidance.
Bureaucracy level
Moderate · 3/5
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.