*balloon*

v. t. To take up in, or as if in, a balloon. [ 1913 Webster ]

v. i. 1. To go up or voyage in a balloon. [ 1913 Webster ]

2. To expand, or puff out, like a balloon. [ 1913 Webster ]

a. Swelled out like a balloon. [ 1913 Webster ]

n. One who goes up in a balloon; an aëronaut. [ 1913 Webster ]

(Zool.) A fish of the genus Diodon (such as Diodon holocanthus) or the genus Tetraodon, having the power of distending its body by taking air or water into its dilatable esophagus. It is similar to but smaller than the porcupinefish. See Globefish, and Bur fish. [ 1913 Webster + WordNet 1.5 ]

n. 1. The art or practice of managing balloons or voyaging in them; the sport of riding in balloons.
balloonry (archaic) [ 1913 Webster +PJC ]

2. (Stock Exchange) The process of temporarily raising the value of a stock, as by fictitious sales. [ U.S. ] [ 1913 Webster ]

(Zool.) A spider which has the habit of rising into the air. Many kinds (esp. species of Lycosa) do this while young by ejecting threads of silk until the force of the wind upon them carries the spider aloft. [ 1913 Webster ]

n. An aëronaut. [ 1913 Webster ]

n. The art or practice of ascending in a balloon; an older term for ballooning. [ Archaic ] [ 1913 Webster +PJC ]

{ or }. One unprovided with motive power. [ Webster 1913 Suppl. ]

. A small, unmanned balloon sent up to indicate the direction of air currents. [ Webster 1913 Suppl. ]