spike

/spˈa‍ɪk/

/ˈspaɪk/

[noun] [verb]

Spike

[NOUN]

a transient variation in voltage or current

a type of athletic shoe that has pointed protrusions on the sole, designed to provide better traction and grip on surfaces such as grass, dirt, or track

a large stout nail

any holding device consisting of a rigid, sharp-pointed object

synonyms : spindle

a long, thin sharp-pointed implement (wood or metal)

a sharp-pointed projection along the top of a fence or wall (or a dinosaur)

a very high narrow heel on women's shoes

synonyms : spike heel

stiletto heel

each of the sharp points on the soles of athletic shoes to prevent slipping (or the shoes themselves)

a significant and sudden increase in a price, number, rate, etc.

(botany) an indeterminate inflorescence bearing sessile flowers on an unbranched axis

fruiting spike of a cereal plant especially corn

synonyms : capitulum

ear

to spike

[VERB]

MAIN VERB

add alcohol to (beverages)

synonyms : fortify

lace

bring forth a spike or spikes

synonyms : spike out

to experience a sudden increase and reach a peak and then decline rapidly

pierce with a sharp stake or point

synonyms : empale

impale

transfix

secure with spikes

stand in the way of

Examples

1. We watched a game of volleyball and saw the players spike the ball.

2. Overdose deaths spiked.

3. Our emotions spike.

4. Concentrated proteins will still spike insulin.