ビッグマウスでしょう
biggumausudeshō
1. Probably a big talker.; Likely boastful.
Noun
#1578133
1. Probably a big talker.; Likely boastful.
1. big
1. mouse (esp. a laboratory mouse)
2. (computer) mouse
1. big bang
1. big event
1. it seems; I think
2. right?; don't you agree?
1. of mouse; mouse's
1. With the mouse; Using the mouse
1. Big; Large
1. Bigly; In a big way