Mec ‧ ca ‧ no /məˈkɑːnəʊ, mɪˈkɑːnəʊ/ BrE AmE trademark
a type of toy used for building machines, vehicles, bridges, and other things. It consists of metal or plastic pieces in different shapes and sizes, which you connect with ↑ nut s and ↑ bolt s . Meccano has been popular with children in the UK for over 50 years. There is a similar type of toy in the US called an ↑ Erector Set :
When I was 10, I got a Meccano set for my birthday.