talk out one's ass
talk through one's ass
someone's butt off
all y'all's asses
blow it out one's ear
palabra
a-word
cackle
shit-talk
blather
shit talk
blah
rameish
pole up one's ass
pickle up one's ass
stick up one's butt
speak like a book
work someone's butt off
gaffle
smack talk
blether
smatter
blither
goon
babble
chatter
Buddyroll
gob off
jinnet
blatherskite
opposite
oh
yack on
poppycock
run off at the mouth
smartass
twaddle
out of one's cotton-picking mind
parp
footle
conversationalize
assage
talk cock
gas
spouter
dipwad
D-bag
spitballer
assclown
jabberer
hillbilly
driveller
lip service
distractionist
take someone's name in vain
cockamamie
cockamamy
blithering
blathering
-head
idiocity
idiotacy
idioticy
all mouth and trousers
off kilter
jackarse
talkily
blow out one's bags
gossipry
slag off
gossipred
doink
idiotly
jibber-jabber
schmegeggy
skidoo
bunkum
dicky
bigmouth
in a way of speaking
knobhead
bedlamite
muggins
babbler
bunk
chatterer
idiotistic
supersense
natter
prater
chatterbox
magpie
shaggy dog story
chutiya
balls about