1620s, from a- (1) "on" + drift. Figurative use by 1680s.

drifting or floating without control.

adrift(p): aimlessly drifting floating freely; not anchored; "the boat wasset adrift" adrift(p): afloat on the surface of a body of water; "after the storm the b [..]

Off course. In the Marine Corps, this word was frequently used in reference to gear or items left unsecured or laying around the area. Usage: "If I find any gear adrift, the owner is gettin&# [..]

(adj) aimlessly drifting(adj) afloat on the surface of a body of water(adv) floating freely; not anchored(adv) off course, wandering aimlessly

I am all adrift. He is quite adrift. To turn one adrift. Sea phrases. A ship is said to be adrift when it has broken from its moorings, and is driven at random by the winds. To be adrift is to be wide [..]

Loose, not on moorings or towline.

Loose, not on moorings or towline.

Floating at random without being fixed to any moorings or otherwise under control.

Not moored, at the will of the wind and tide. From the middle English drifte (to float). Sailors used the word to describe anything missing or come undone. From this word came drifter, a person withou [..]

1. When referring to a vessel it implies that it is not under control and therefore goes where the wind and current take her. 1. Improperly secured or stowed. Out of place. 2. Officially AWOL or simpl [..]

Afloat and unattached in any way to the shore or seabed, but not under way/power. It implies that a vessel is not under control and therefore goes where the wind and current take her (loose from moori [..]

Loose from the moorings (not tied or secured).

No power, unsecured; as in: Without wind and no engine we would be adrift.

Loose, not on moorings or towline.

Loose from the moorings (not tied or secured).

Afloat and unattached in any way to the shore or seafloor, but not under way. It implies that a vessel is not under control and therefore goes where the wind and current take her, loose from moorings, [..]

 Naval word for anyone or anything that cannot be found or has come undone.  Ships are adrift when they are moved about at the will of the wind and tide. Adrift originates from the Middle English  [..]

  Loose from mooring and out of control.  Applied to anything that is lost, out of hand, or left lying about.    

Floating free with the currents and tide; said of a free floating object or boat which can not move by its own power; floating at random.

 Afloat and detached from the shore or seabed, but not making way. Drifting with the wind or current.

 not secured; scattered about; not properly stowed, or out of place. Gear adrift refers to miscellaneous articles scattered about.

Afloat and unattached in any way to the shore or seabed. It may also imply that a vessel is not anchored and not under control, therefore goes where the wind and current take her, (loose from moorings [..]

This is the accepted Naval word for anyone or anything that cannot be found when it is wanted.

Floating free with the currents and tide, not under control

Afloat and unattached in any way to the shore or seabed, but not under way. It implies that a vessel is not under control and therefore goes where the wind and current take her (loose from moorings

Afloat and unattached in any way to the shore or seabed, but not under way. It implies that a vessel is not under control and therefore goes where the wind and current take her (loose from moorings, or out of place). Also refers to any gear not fastened down or put away properly. It can also be used to mean "absent without leave".

(1) Not secured; scattered about; not properly stowed, or out of place. (2) (RCN) Missing in action. "Oh no, I'm adrift for the meeting and the Bossman'll be there!"

Floating free with the currents and tide; said of a free floating object or boat which can not move by its own power; floating at random.

Loose, not on moorings or towline.

Floating with the tide. Generally driving about without control. Also a vessel is said to be adrift when she breaks away from her moorings, warps, &c. The term is also applied to loose spars rolli [..]

Afloat and unattached in any way to the shore or seabed.

Floating at random. So on the sea shall be set adrift. --Dryden. (of a seaman) Absent from his watch. (chiefly,UK|often with ''of'') Behind one's opponents, or below a required threshold in te [..]

not fastened to anything and float freely

Floating free, without being steered or with anyone in charge. Afeard