from The American Heritage® Dictionary of the English Language, 4th Edition
- n. One who is loved.
- n. Used as a familiar term of endearment.
- n. Informal A person regarded as generous or lovable.
- n. Informal Something cherished for its excellent qualities.
- adj. Involving privileged treatment of a favored party; illegally or unethically favorable: "another land grab, another sweetheart deal based on political influence” ( Village Voice).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A person who is always very kind.
- n. A person very much liked or loved by someone, especially when both partners are young.
- n. A casual sexual partner that is exclusive to the men of one fraternity; a slam piece.
from the GNU version of the Collaborative International Dictionary of English
- n. A lover of mistress.
from The Century Dictionary and Cyclopedia
- n. A person beloved; a lover; more commonly, a girl beloved.
- To act the part of a lover to; pay court to; gallant: as, to sweetheart a lady.
- To perform the part of a lover; act the gallant; play the wooer: as, he is going a sweethearting.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a person loved by another person
- n. any well-liked individual
- adj. privileged treatment of a favored person or corporation (sometimes unethically)
- n. a very attractive or seductive looking woman
From sweet + heart. (Wiktionary)