the GNU version of the Collaborative International Dictionary of English
n. One who, or that which, gives energy, or acts in producing an effect.
The Century Dictionary and Cyclopedia
n. One who or that which gives energy, or acts in producing an effect. Also spelled energiser.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a device that supplies electrical energy
n. someone who imparts energy and vitality and spirit to other people
Word Usage
"Also, studies show, you're more likely to feel good about yourself, and not only that, being considered an "energizer" makes you more likely to win a positive work evaluation."