Also found in: Dictionary, Thesaurus, Medical, Financial, Acronyms, Encyclopedia, Wikipedia.

spike (one's) drink

To mix alcohol or drugs into someone's drink without their awareness or permission. After several students began vomiting on the dance floor, it was discovered that someone had spiked their drinks. If you're at a bar or club on your own, you need to be wary of someone spiking your drink.
See also: drink, spike

spike (one's) guns

To ruin one's plans or prevent one's success. The phrase refers to the former military practice of inserting spikes into enemy guns to prevent them from firing. I'm afraid the rain has spiked our guns. We cannot hold the rally as planned.
See also: gun, spike

spike up

1. To become raised and pointed in appearance. Notice how the metal filings spike up when the magnetized coil is passed over them. If you rub a balloon against your shirt and hold it above your head, it makes your hair spike up!
2. To cause something to become raised and pointed in appearance. In this usage, a noun or pronoun can be used between "spike" and "up." I don't know why you spike your hair up with gel like that. You look ridiculous!
3. To rise or increase very sharply or suddenly. The rumors have caused the company's stock prices to spike up over the last week. Running up the stairs like that really made my heart rate spike up.
4. To cause something to rise or increase very sharply or suddenly. In this usage, a noun or pronoun can be used between "spike" and "up." Those suffering from diabetes must always be conscious of foods that might spike up their blood glucose levels. Sprints are a good way to spike your heart rate up.
5. To cause someone to become full of energy, adrenaline, enthusiasm, etc. Whenever my energy levels start feeling low, I find that doing a bunch of push ups helps spike me up. The story was really inspirational, and it spiked me up to go out in the world and do something meaningful with my life.
See also: spike, up


Of a liquid, having had something, such as alcohol or some other drug, secretly or illicitly added to it. They didn't even realize they were serving spiked punch until everyone at the party started feeling woozy. The police tested to see if her drink was spiked.
See also: spike
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

spike someone's guns

If you spike someone's guns, you do something to prevent someone's plans from succeeding. Parkers spiked their rival's guns by launching their product two months before Jones were able to do so. Note: In the past, when soldiers captured a large enemy gun which they could not move, they hammered a nail or spike into the hole where the gunpowder was put. This meant that the gunpowder could not be lit and so the gun would not work.
See also: gun, spike
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012

spike someone's guns

take steps to thwart someone's intended course of action.
First recorded in English in the late 17th century, the expression referred literally to the practice of hammering a metal spike into a captured enemy cannon so that it could not be fired.
See also: gun, spike
Farlex Partner Idioms Dictionary © Farlex 2017

spike somebody’s ˈdrink

add (more) alcohol or drugs to somebody’s drink, without their knowledge: ...I discovered later that they’d spiked my drink. That’s why I was so ill!
See also: drink, spike

spike somebody’s ˈguns

(British English) spoil somebody’s plans because you do not want them to succeed: She was jealous of David’s progress in the company, so she spiked his guns by telling the boss that David had a drinking problem.This refers to pushing a metal spike (= a thin object with a sharp point) into the enemy’s gun or cannon so that it cannot be fired.
See also: gun, spike
Farlex Partner Idioms Dictionary © Farlex 2017


1. n. a hypodermic needle; a hypodermic syringe and needle; a medicine dropper and a needle. (Drugs.) The addict caught some strange disease from a dirty spike.
2. tv. to add ether or alcohol to beer, originally by injecting it through the cork with a hypodermic needle; to add alcohol to a nonalcoholic drink. (see also spiked.) He spiked the beer with ether, which is a dangerous thing to do.
3. tv. to puncture an idea. I explained the plan, but the boss spiked it immediately.


1. mod. having to do with a drink with alcohol added; having to do with a punch with an alcoholic content. Is the punch spiked? I want some without.
2. mod. alcohol or drug intoxicated. I knew that Mrs. Wilmington-Thorpe was spiked when she belched like a real country thunder-boomer.
3. mod. having to do with hair that stands up straight. His spiked hair wouldn’t look so bad if it wasn’t orange.
See also: spike
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
See also:
References in periodicals archive ?
Despite his time living on the streets, Spike is now settling in back at home with Victoria and Danny.
For Calicut, it was yet again Ajith Lal C who played the lead role with 16 points (15 spikes, 1 block) whereas for U Mumba Volley, it was skipper Dipesh Kumar Sinha who stood out with 11 points (7 spikes, 3 blocks and 1 serve).
Despite the time and effort it took to draw the design, Spike insists the studio will not be profiting from the tattoos and that it is purely to help the family commemorate Luke's life.
Regarding seed yield per mother spike four parameters model [mdhi] for Cross A and three parameters model [mdh] for Cross B was found to be the best fitted.
To find out more about how Survey123 for ArcGIS with Spike can digitally transform your organization, visit ikegps.com/survey123-spike.
In this section, the shock wave structures around the spiked blunt bodies are illustrated using 6 different Mach numbers and 6 different spike lengths, including those with spiked blunt bodies and sideward sonic jets near the spike nose, as shown in Figures 3-14.
At maturity, the length of mother shoot spike was measured in centimeters excluding the awns of selected plants from each entry.
The number of seeds per spike showed significant and positive correlation at phenotypic level with number of branches per plant (0.309), while it had showed non-significant and positive association with plant height (0.106) and days taken to 1st emergence of spike and other characters showed non-significant and negative correlation with days taken to 50% flowering and number of spike per plant at phenotypic level.
Figure 8(a) shows the phase portrait of the hyperbolic model for a periodic tonic spike. As can be seen, the spiking cycle at the beginning moves slowly towards -62 mV, which is the reset potential.
The Spike S-512 will be the first supersonic jet designed with Quiet Supersonic Flight (QSF), the proprietary technology developed by Spike to minimize the sonic boom by optimizing the aerodynamic design.
We might not get to train a real porcupine, but we can try Spike's lessons on our own pets!
Significant treatment, and genotype main effects and genotype x treatments interaction of the number of grains per spike, spike grain yield and kernel weight, were observed (Table 2).
[M.sub.y]], that is, the difference in spike time [t.sub.i] of process x from the time of the next occurring spike in process y.
Spike by ikeGPS is a combination laser rangefinder and GPS that works with a proprietary app to help determine a building's external measurements by simply snapping a photo.
30 September 2013 a[euro]" Norwegian oil and gas explorer Spike Exploration Holding AS said today it had agreed to buy a 28.14% stake in its takeover target Bridge Energy ASA (OSL:BRIDGE) from the Province of Alberta at a price of NOK15.25 (USD2.54/EUR1.88) per share.