What is the meaning of Tablespoon?

A large spoon, used for eating food from a bowl.

A spoon too large for eating, usually used for cooking or serving.

A unit of volume, the value of which varies regionally; in the US: three teaspoons or one half fluid ounce or roughly 15 ml; in Britain and Canada: exactly 15 ml; in Russia 18 ml; in Australia: four teaspoons or 20 ml.

Source: wiktionary.org