- [countable]
a narrow bed that is fixed to a wall, especially on a ship or train （尤指船或火車的）卧鋪 - [countable] (also bunk bed)
one of two beds that are fixed together, one above the other, especially for children （尤指兒童的）雙層床，架子床；上鋪；下鋪 
I slept in the bottom bunk of a set of bunk beds. 我睡在一張雙層床的下鋪。
- [uncountable] (old-fashioned, informal)
ideas, statements or beliefs that you think are silly or not true 鋪位： 您認爲愚蠢或不正確的
Word Originnoun senses 1 to 2 mid 18th cent.: of unknown origin; perhaps related to bunker. noun sense 3 early 20th cent.: abbreviation of bunkum.
Idioms
do a bunk
- (British English, informal)
to run away from a place without telling anyone 溜走；悄悄離開