afloat

Short definition from Wiktionary

Adverb

1. 1
   In or into a state of floating.
2. 2
   In, or while in, a vessel at sea or on another body of water; at sea.
3. 3
   Under water (bearing floating objects).
4. 4
   In or into circulation or currency.
5. 5
   In or into a condition of stimulation, arousal, confusion, bewilderment, etc.

Adjective

1. 1
   Floating.
2. 2
   In, or found while in, a vessel at sea or on another body of water.
3. 3
   Floating in the air; flowing freely; not tied, braided, etc. (of hair or clothing)
4. 4
   Covered with water, bearing floating objects.
5. 5
   Covered, overspread, filled (with or in something).
6. 6
   Having just enough resources to continue to operate; barely able to pay expenses; (of a private individual, family, etc.) keeping one's head above water.
7. 7
   Believed or talked about by many people; being passed from person to person.
8. 8
   Stimulated, aroused, activated.
9. 9
   In a state of confusion, bewilderment, or distraction.

Preposition

1. 1
   Floating upon.