spike

From Wiktionary

Pronunciation[change]

Noun[change]

Singular
spike

Plural
spikes

  1. (countable) A spike is a very large nail.
  2. A spike is a very large increase in something.
    The price of Bitcoin spiked yesterday.

Verb[change]

Plain form
spike

Third-person singular
spikes

Past tense
spiked

Past participle
spiked

Present participle
spiking

  1. If you spike something, you fasten it with spikes, or long, large nails.
  2. If you spike a drink, you secretly add alcohol or another intoxicating substance into it.
    She spiked my lemonade with vodka!
  3. If something spikes, it increases sharply.
    Traffic accidents spiked in December when there was ice on the roads.

Related words[change]