jet lag /ˈʤɛtˈlæg/ noun [noncount] : a tired and unpleasant feeling that you sometimes get when you travel by airplane to a place that is far away I had bad jet lag …
bare-bones /ˈbɛr ˈboʊnz/ adjective : including only what is most basic or needed a bare-bones Web site a bare-bones wedding ceremony The hotel rooms are bare-bones.
(as) sick as a dog /ˈsɪkəzəˈdɑg/ idiom informal: very sick I’m sick as a dog.
plagiarism /ˈpleɪʤəˌrɪzəm/ noun [noncount] : the act of using another person’s words or ideas without giving credit to that person : the act of plagiarizing something The student has been accused of plagiarism.