tub-thumper
noun
tub-thump·er ˈtəb-ˌthəm-pər 
: a vociferous supporter (as of a cause)
tub-thump
ˈtəb-ˌthəmp
verb 
Synonyms
- advocate
- advocator
- apostle
- backer
- booster
- champion
- espouser
- exponent
- expounder
- friend
- gospeler
- gospeller
- herald
- hierophant
- high priest
- paladin
- promoter
- proponent
- protagonist
- supporter
- true believer
- white knight
See all Synonyms & Antonyms 
Word History
First Known Use
1662, in the meaning defined above
tub-thump
verb
as in to crack up
to praise or publicize lavishly and often excessively the studio is going all out to tub-thump its latest summer blockbuster Synonyms & Similar Words
Relevance
- crack up
- cry up
- announce
- blow up
- advertise
- acclaim
- trumpet
- promote
- ballyhoo
- tout
- commend
- offer
- compliment
- glorify
- applaud
- laud
- extol
- lay down
- proclaim
- eulogize
- claim
- pronounce
- extoll
- blare
- magnify
- plug
- herald
- make out
- blaze
- publicize
- declare
- boost
- assert
- advance
- aver
- blazon