ristretto adjective 1noun 1forms 4 adjective1 •Poured with less hot water than normal. noun1 •An espresso drink made with less hot water than normal.Formerly used only in Italy and Seattle, it includes such tongue activators as latte, lungo, cappuccino, ristretto, macchiato, mochaccino and Americano. — 1995 formsristretti · ristrettos · more ristretto · most ristretto