give off


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give off

To emit, discharge, or radiate something. A noun or pronoun can be used between "give" and "off." The heater is giving off a strange smell these days. She really gives off an angry vibe, so I thought she disliked me for the longest time!
See also: give, off
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

give something off

to release something, such as smoke, a noise, an odor, fragrance, etc. The little animal gave a foul smell off. The flower gave off its heavy perfume at dusk.
See also: give, off
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

give off

Send out, emit, as in Certain chemical changes give off energy, or This mixture gives off a very strange odor. [Early 1800s]
See also: give, off
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

give off

v.
To emit, release, or radiate something: This chemical reaction gives off a lot of energy. The refrigerator gave off a strange odor.
See also: give, off
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
The Notre Dame researcher's lab is studying what smells plants that mosquitoes are attracted to give off. Again, a deeper understanding of the role of the chemicals produced by plants and how mosquitoes select plants to obtain their energy sources can lead to better control and elimination strategies.
Patients with a variety of lung problems give off different chemicals in their breath and there is a particular cocktail given off by those with tumours.
The Sunnex PM lights give off no peripheral glow, and provide a straight beam of light that focuses only or the task at hand.
More and more scientists believe that people, like insects and other animals, give off pheromones.
REPLY: Xenon headlights give off a blue effect from certain angles and distances but return to white on level roads.
Battery- operated alarms and clocks give off virtually no electric waves.
* A MATURE BIRCH, WITH 200,000 LEAVES MAY GIVE OFF AS MUCH AS 900 GALLONS OF WATER IN A SUMMER'S DAY
Pulsars (see 1967), which had been shown to be rotating neutron stars (see 1968), ought, perhaps, to give off photons of all energies.
They also selected building materials that do not give off significant amounts of toxic chemicals and solvents.
"Our lasers give off a signal that's like throwing sand in the eyes of the missile," said Mohammed Islam.
An injured plant may give off the supposed alarm compounds involuntarily, he suggests.
While metabolizing, or turning the nutrients into energy, the bacteria give off gaseous waste that make you go "toot."
French lingerie firm Lou, which invented it, said: "It gives women the freedom to choose what odour their bras give off.