without great thought or investigation; extemporaneous; natural; offhand

listen to the pronunciation of without great thought or investigation; extemporaneous; natural; offhand
English - Turkish

Definition of without great thought or investigation; extemporaneous; natural; offhand in English Turkish dictionary

off the top of one's head
Hiç düşünmeden, hemen
English - English
off the top of one's head

I cannot think of any good examples off the top of my head, but give me a couple of hours and I'm sure I could come up with something.