"WACO" in Nigeria: No Widely Recognized Meaning

The term WACO does not correspond to any well-known national practice, policy, or organization in Nigeria. It may be an acronym used within a specific company, NGO, local group, or niche context (e.g., Women's Agricultural Cooperative Organization, Waste Management & Control Office, etc.), but without additional details, a definitive meaning cannot be provided.

If you encountered "WACO" in a specific document, news report, or conversation, please share that context for a more accurate explanation.