"alickadoo" means: A non-playing member of a rugby union club who helps in the running of the club by performing various roles, usually on match days. These ro.... This is a fairly neutral word with no inherent risk attached. There is no real cause for parental concern; it is descriptive vocabulary rather than something dangerous. If your child uses it, context will usually make the meaning clear. A brief, curious question about where they heard it is generally enough to know whether to follow up.