be foolish
121penny wise and pound foolish — economical in small matters but extravagant in large ones. → penny wise …
122penny wise, pound foolish — not willing to spend small amounts of money, but likely to spend large amounts in a stupid way …
123greek, foolish — This is addressed to Feste, Olivia’s clown in Shakespeare’s Twelfth Night (4:i), but would not have implied to an Elizabethan audience that Feste really was Greek. At the time Greeks had a reputation for being especially jovial, a reputation… …
124quasi-foolish — adj.; quasi foolishly, adv …
125penny wise and pound foolish — careful and economical in small matters while being wasteful or extravagant in large ones …
126old fool — foolish old man, foolish old woman …
127stupid idea — foolish idea, foolish notion …
128wild-goose chase — Foolish pursuit, foolish enterprise, wool gathering …
