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

Rhymes for thank-you-ma'am

• interferogram
• parallelogram
• abraham
• anagram
• cablegram
• cofferdam
• dendrogram
• diagram
• diaphragm
• epigram
• hexagram
• histogram