Adjective
cool as a cucumber (not comparable)
(simile) Calm and composed even in difficult or frustrating situations; self-possessed.
Even during the elections, Josh was as cool as a cucumber.
In chess, you should be as cool as a cucumber. Yuliya Snigir
Art Style: Light Trax, on the other hand, is cool as a cucumber that can breakdance. Source: Internet
Follow our tips for setting up an outdoor buffet, and you’ll be the host that's cool as a cucumber this summer. Source: Internet