noun

1. Sick people in general as a group.

   “We have to cure the sick.”

2. Vomit.

   “He lay there in a pool of his own sick.”

verb

1. To vomit.

   “I woke up at 4 am and sicked on the floor.”

2. To fall sick; to sicken.

adjective

1. Having an urge to vomit.

2. In poor health.

   “She was sick all day with the flu.”

3. Mentally unstable, disturbed.

Synonyms: disturbed, twisted, warped, ill, not well, poorly, sickly, unwell