acid

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Related to Acids: Strong acids

come the acid

To be unpleasant or offensive, usually due to speaking in a caustic or sarcastic manner. Often followed by "with (someone)." Don't come the acid with me, son, or I'll knock you upside the head. I try to avoid her whenever I can, for she's far too quick to come the acid.
See also: acid, come

put the acid on (someone)

To beg, importune, or proposition (someone) for something, such as a money loan, a favor (sexual or otherwise), or information. Primarily heard in Australia, New Zealand. My no-account brother-in-law is always putting the acid on for a money loan—which, I'll add, he has never once paid back. It's like he's surprised when women in a random bar don't all come up putting the acid on him.
See also: acid, on, put

be on acid

To be under the influence of lysergic acid diethylamide (LSD), a powerful psychedelic drug commonly known as "acid." A lot of my friends like being on acid, but it just makes me feel really tense and paranoid.
See also: acid, on

on acid

Under the influence of lysergic acid diethylamide (LSD), a powerful psychedelic drug commonly known as "acid." The man was reportedly on acid when claimed he could fly and tried to jump off the building.
See also: acid, on

acid test

A conclusive test. The phrase comes from the 19th-century practice of testing metals in nitric acid to determine if they contained gold. Restructuring the organization will be the acid test that determines whether or not it can survive the sudden downturn in the economy.
See also: acid, test

acid test

Fig. a test whose findings are beyond doubt or dispute. The senator doesn't look too popular just now, but the acid test will be if he gets reelected.
See also: acid, test

acid test

A decisive trial to determine worth or quality, as in Exposure to brilliant sunlight is the acid test for showing this fabric won't fade. Alluding to a 19th-century chemical test for distinguishing gold from other metals, this term was used figuratively by the early 1900s.
See also: acid, test

the acid test

COMMON If you call something the acid test, it will prove how effective or useful something is. The acid test for the vaccine will be its performance in the south where the disease is more widespread. So far, I don't feel too bad but I'm waiting for my first really stressful day when things go wrong. That will be the real acid test. Note: Nitric acid can be used to test whether a metal is pure gold because it damages most metals but does not affect gold.
See also: acid, test

the acid test

a situation or event which finally proves whether something is good or bad, true or false, etc.
The original use of the phrase was to describe a method of testing for gold with nitric acid (gold being resistant to the effects of nitric acid).
1990 Which? These deals are designed to encourage impulse buying, so the acid test is whether you would have bought anyway.
See also: acid, test

come the acid

be unpleasant or offensive; speak in a caustic or sarcastic manner.
See also: acid, come

put the acid on someone

try to extract a loan or favour from someone. Australian & New Zealand informal
See also: acid, on, put, someone

the ˌacid ˈtest (of something)

(also the ˈlitmus test especially in American English ) a situation which finally proves whether something is good or bad, true or false, etc: They’ve always been good friends, but the acid test will come when they have to share a flat.Both these expressions originally referred to chemical tests. The acid test uses nitric acid to test if something is made of gold. The litmus test uses litmus paper to test for acids and alkalis.
See also: acid, test

acid

n. lysergic acid diethylamide (LSD). (Drugs.) Freddy got hold of some bad acid and freaked out.
References in periodicals archive ?
Methyl esters of the carboxylic acids in the HPLC fractions or synthetic compounds were prepared by redissolving the dried samples in methanol:1 N HCl (1:3) and heating at 70[degrees]C for 60 min.
6a) showed the pattern of amorphous calcium phosphate with the presence of some acid phosphate (870 [cm.
Rapeseed mutants with reduced levels of polyunsaturated fatty acids and increased levels of oleic acid.
Fatty acids are long-chain molecules with a carboxyl and a methyl end.
The latest wave of studies confirms some characteristics of two polyunsaturated fatty acids, the so-called omega 3s, which are abundant in fish.
If an acid limestone or marble, bubbling will occur.
Because the Dutch team set out to compare monounsaturated trans fats to their cis cousins, they used "margarines" that were formulated to contain high levels of those fatty acids.
The report also indicates a wealth of information on adipic acid producers and suppliers, covers adipic acid production in the respective country, major adipic acid producers, adipic acid consumption in the country market, adipic acid trade in the country, adipic acid prices.
Anova for concentration of organic acids in juices of various citrus species during storage
The synthesis of H acid involves a series of reaction among them sulfonation is an important step, and the dyes with a sulfonic acid group has wide applications and is used as a most important industrial product.
The different acids contained in roasted or green coffee can be categorized according to different preferences.
In this paper, we selected 2 organic acids (citrate, oxalate) and 1 amino acid (histidine) as delegates, to investigate the influence of organic acid or amino acid on desorption behaviours of Cd and Pb in artificially contaminated soil.
Most of the 20 amino acids are each encoded by two or more of these three-letter combinations.