bottoms up

bottoms up には乾杯、一気に飲もうという二つの意味が入っています。4:25 bottoms up! 乾杯！

Smallest Brewery | Euromaxx Scooter Series - Episode 28
https://www.youtube.com/watch?v=FbJt1CkNkdM&list=PL8931B2CCCFF108A8  9:04 bottoms up! Shipwrecked part 2 (2/10)
https://www.youtube.com/watch?v=Xbq-_jFTo3A  2:19 bottoms up!
BBC The One Show - Manners Lesson for Dominic Littlewood from William Hanson (March 2008)

参考リンク
http://bridge-english.blogspot.jp/2012/11/blog-post_5795.html  君の瞳に乾杯