thank-you-ma'am
noun
ˈthaŋk-yu̇-ˌmam 
-(y)ē-
: a bump or depression in a road
especially : a ridge or hollow made across a road on a hillside to cause water to run off
Word History
Etymology
probably from its causing a nodding of the head
First Known Use
1849, in the meaning defined above
- presumes
- presumes on
- presumes upon
- presuming
- presuming on
- presuming upon
- presumingly
- presummit
- presumption
- presumptions
- presumptive
- presumptively
- presumptuous
- presumptuously
- presumptuousness
- presumptuousnesses
- presupervisory
- presupposal
- presuppose
- presupposed
- presupposes
- presupposing
- presupposition
- presuppositional
- opsonifications