spicy

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Having the flavor, aroma, or quality of spice.
• adjective Piquant; zesty.
• adjective Producing or abounding in spices.
• adjective High-spirited; lively.
• adjective Slightly scandalous; risqué.

from The Century Dictionary.

• Producing spice; abounding with spices.
• Having the qualities of spice; flavored with spice; fragrant; aromatic: as, spicy plants.
• Highly flavored; pungent; keen; pointed; racy: as, a spicy letter or debate.
• Stylish; showy; smart in appearance: as, a spicy garment; to look spicy.
• Synonyms Racy, Spicy. See racy.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Flavored with, or containing, spice or spices; fragrant; aromatic.
• adjective Producing, or abounding with, spices.
• adjective Fig.: Piquant; racy.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Of, pertaining to, or containing spice.
• adjective Piquant; provoking a burning sensation due to the presence of chillies or similar spices.
• adjective of tastes or scents Tangy, zesty, or pungent.
• adjective of expression or behavior Vigorous; colorful; stimulating.
• adjective Risqué, sexy, racy; mildly pornographic.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective having an agreeably pungent taste
• adjective producing a burning sensation on the taste nerves
• adjective suggestive of sexual impropriety