noun, noun or participle which takes 'suru'
In rummy and similar card games, a set or run of cards laid down for points. Used as a noun or with する to mean 'to meld'.
ラミーでメルドを作るには、同じ数字のカードを3枚以上集める必要がある。
To make a meld in rummy, you need to collect three or more cards of the same rank.
彼は手札を全部メルドして上がった。
He melded all his cards and went out.