| flippant |
disrespectful or indifferent to someone or something worthy of respect; shallowly humorous. |
| flipper |
a wide, flat limb such as on a whale, sea turtle, sea lion, or other aquatic animal, used esp. for swimming. [3 definitions] |
| flip side |
(informal) the opposite, usu. less important, side of a phonograph record. [2 definitions] |
| flirt |
to act in a romantically or sexually enticing manner without serious intention; play at love. [6 definitions] |
| flirtation |
the act or practice of flirting. [2 definitions] |
| flirtatious |
inclined to flirt. [2 definitions] |
| flit |
to fly or dart quickly and lightly; flutter. [3 definitions] |
| flitch |
a salted and cured side of a hog; side of bacon. [4 definitions] |
| flitter |
to flutter. |
| float |
to rest, stay, or drift on the surface of a liquid or in the midst of a gas such as air without sinking. [14 definitions] |
| float around |
(informal) to be somewhere in the area (used when the precise location of someone or something is not known to the speaker.) |
| floater |
a person or thing that floats. [4 definitions] |
| floating |
buoyed or suspended on water, air, or the like; afloat. [5 definitions] |
| floating dock |
a structure that can be submerged, placed under a ship, and then raised so that the ship can be floated out of water, as for repairs. |
| floating island |
a dessert of soft custard having whipped cream or meringue floating atop it. [2 definitions] |
| floating rib |
any rib, such as the two lower pairs in humans, that is not attached to other ribs or the breastbone. |
| float valve |
a valve controlled by a floating device. |
| flocculate |
to form (soil, clouds, or the like) into lumps or masses. [2 definitions] |
| flocculent |
like wool; tufted or fluffy. [3 definitions] |
| flock1 |
a group of animals or birds of one kind keeping or kept together, such as geese or sheep. [4 definitions] |
| flock2 |
a tuft, as of wool or other fiber. [5 definitions] |