spike up

verb

to cause to become spiky

“spike up your hair”

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Meanings

verbspike up (third-person singular simple present spikes up, present participle spiking up, simple past and past participle spiked up)

present singular third person spikes up · participle present spiking up · participle past spiked up · past spiked up

  1. transitiveto cause to become spiky

    spike up your hair

  2. intransitiveto become spiky

    His hair spiked up

  3. intransitiveto increase sharply

    Prices are bound to spike up during high season

Cite this entry
APA

spike up. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/spike%20up

MLA

“spike up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/spike%20up. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “spike up,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/spike%20up.

Source: spike up on Wiktionary, CC BY-SA 4.0.