tr.v. ex·pressed, ex·press·ing, ex·press·es
a. To set forth in words; state: express an opinion.
b. To manifest or communicate, as by a gesture; show: expressed his anger with a frown. See Synonyms at voice.
c. To make known the feelings or opinions of (oneself), as by statement or art.
2. To convey or suggest a representation of; depict: The painting expresses the rage of war victims.
3. To represent by a sign, symbol, number, or formula: express a fraction as a decimal.
4. To squeeze or press out, as juice from an orange.
5. To send by special messenger or rapid transport: express a package to Los Angeles.
a. To synthesize (a product, especially a protein) encoded by a gene: a gene that expresses an enzyme.
b. To manifest the effects of (a gene): Half of the people who inherit the gene express it.
c. To manifest (a genetic trait): All the mice in the study expressed the defect.
1. Definitely and explicitly stated: their express wish. See Synonyms at explicit.
2. Particular; specific: an express plan.
a. Rapid and having few or no stops or interruptions: express delivery of packages; an express bus.
b. Of, relating to, or appropriate for rapid travel: express lanes on a freeway.
c. Designed for use in an express rifle: an express bullet.
By express delivery or transport.
a. A rapid, efficient system for the delivery of goods and mail.
b. Goods and mail conveyed by such a system.
2. A means of transport, such as a train, that travels rapidly and makes few or no stops before its destination.
3. Chiefly British
a. A special messenger.
b. A message delivered by special courier.
[Middle English expressen, from Old French expresser, from Medieval Latin expressāre, frequentative of Latin exprimere : ex-, ex- + premere, to press; see per-4 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2017 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.
American Heritage Dictionary Products
The American Heritage Dictionary, 5th Edition
The American Heritage Dictionary of Idioms
The American Heritage Roget's Thesaurus
Curious George's Dictionary
The American Heritage Children's Dictionary
The American Heritage Dictionary of Indo-European Roots
The American Heritage Student Grammar Dictionary
The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Dictionary of Business Terms
The American Heritage Student Dictionary
The American Heritage Essential Student Thesaurus