Synonym: grippe, influenza. Similar words: flunk, fluid, fluke, flush, fluent, fluffy, influx, fluster. Meaning: [fluː] 
n. an acute febrile highly contagious viral disease.
n. an acute febrile highly contagious viral disease. 
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61. I can't name that new medicine to the flu.
62. This flu has really knocked me for six.
63. Flu prevented her from attending her daughter's confirmation.
64. I've been laid up with flu for a week.
65. I was laid up for a week with flu.
66. He fell sick with flu.
66. Wish you will love sentencedict.com and make progress everyday!
67. She's got the flu .
68. She was confined to bed with the flu.
69. Lung fever develops from flu.
70. She's been laid low with flu for a week.
71. He contracted Spanish flu, which almost killed him.
72. She's confined to bed with flu.
73. I have been sick with flu.
74. They're both in bed with flu.
75. A flu epidemic is raging in/through local schools.
76. I've got a touch of flu.
77. I couldn't go because I had flu .
78. He is low with flu.
79. Did you have a flu jab this year?
80. Dave had a bad dose of flu .
81. He's had a bad go of flu.
82. I think I'm coming down with flu.
83. Flu is catching(sentencedict.com), so stay away from work.
84. Flu raged throughout the city.
85. I've got flu, so I'm not quite up to the mark.
86. She's been in bed with the flu and she's still a bit unsteady on her feet.
87. I came down with flu and was unable to go to work.
88. I've been flat on my back with the flu all week.
89. I was in bed with flu. My wife can vouch for that/me.
90. We took our cat to the vet's for its annual cat flu injection.
More similar words: flunk, fluid, fluke, flush, fluent, fluffy, influx, fluster, fluency, effluent, affluent, influenza, superfluity, flustered, influence, fluctuate, effluence, superfluous, confluence, fluorescent, fluctuation, mellifluous, influential.