bunk
Word family nounbunkerbunkbunkhouseadjectivebunkered
Water, Furniture
bunk1 /bʌŋk/ noun 
1. [countableC]TTTTTW a narrow bed that is attached to the wall, for example on a train or ship 〔火车或船上的〕卧铺，铺位2. (also bunk bed) [often plural]DHF one of two beds that are attached together, one on top of the other 双层床 →5 see picture at 见图 bed1
3. do a bunk LEAVE A PLACE British EnglishBrE informal to suddenly leave a place without telling anyone 溜走，悄悄离开
Examples from the Corpus
do a bunk• And it looks as if Ivor was planning to do a bunk.• We were ready to do a bunk.
4 [uncountableU] informalUNTRUE nonsense 瞎说，废话 SYN bunkum
What a load of bunk!
真是胡说八道！
Examples from the Corpus
bunk• We were ready to do a bunk.• By the way, the main cabin with the double bunk is Fen's.• During the night I wake to dash the two yards from bunk to bathroom.• The men lay on the bunks, all but one.
bunk2 (also bunk down) verb [intransitiveI] informal
1 SLEEPto sleep somewhere, especially in someone else’s house 〔尤指在别人家里〕过夜
You can bunk down on the sofa for tonight.
今天晚上你可以睡在沙发上。
2 bunk off (something) phrasal verbphr v British EnglishBrE informal LEAVE A PLACEto stay away from somewhere such as school or to leave somewhere early without permission 逃学；旷工；早退 SYN skive
John and I used to bunk off school.
约翰和我过去经常逃学。
Examples from the Corpus
bunk• Participants, who bunked down in cabins or slept under the stars, paid $ 50 to attend the affair.• So I bunked in the toilet window and I couldn't believe it!• The truth was I really fancied going there but I didn't even have the money to bunk the tube.• I bunked with friends in Washington.• Shit, I sound like I was bunking with the guy.• But come nightfall, they find themselves bunking with two or three people from different cultures.
1. (1700-1800) Probably from bunker
2. (1800-1900) bunk off
3. (1900-2000) bunkum