v. i. To curdle. [ Obs. ] [ 1913 Webster ]

See how thy blood cruddles at this. Bea&unr_; & FL. [ 1913 Webster ]

v. t. To deprive of the rudder, as a ship. [ 1913 Webster ]

n. [ See Rud, n. ] (Zool.) A fresh-water European fish of the Carp family (Leuciscus erythrophthalmus). It is about the size and shape of the roach, but it has the dorsal fin farther back, a stouter body, and red irises. Called also redeye, roud, finscale, and shallow. A blue variety is called azurine, or blue roach. [ 1913 Webster ]

n. A riddle or sieve. [ Prov. Eng. ] [ 1913 Webster ]

n. [ OE. rother, AS. rōðer a paddle; akin to D. roer rudder, oar, G. ruder, OHG. roadar, Sw. roder, ror, Dan. roer, ror. √ 8. See Row to propel with an oar, and cf. Rother. ] 1. (Naut.) The mechanical appliance by means of which a vessel is guided or steered when in motion. It is a broad and flat blade made of wood or iron, with a long shank, and is fastened in an upright position, usually by one edge, to the sternpost of the vessel in such a way that it can be turned from side to side in the water by means of a tiller, wheel, or other attachment. [ 1913 Webster ]

2. Fig.: That which resembles a rudder as a guide or governor; that which guides or governs the course. [ 1913 Webster ]

For rhyme the rudder is of verses. Hudibras. [ 1913 Webster ]

3. In an aircraft, a surface the function of which is to exert a turning moment about an axis of the craft. [ Webster 1913 Suppl. ]

Balance rudder (Naut.), a rudder pivoted near the middle instead of at the edge, -- common on sharpies. --
Drop rudder (Naut.), a rudder extending below the keel so as to be more effective in steering. --
Rudder chain (Naut.), one of the loose chains or ropes which fasten the rudder to the quarters to prevent its loss in case it gets unshipped, and for operating it in case the tiller or the wheel is broken. --
Rudder coat (Naut.), a covering of tarred canvas used to prevent water from entering the rudderhole. --
Rudder fish. (Zool.) (a) The pilot fish. (b) The amber fish (Seriola zonata), which is bluish having six broad black bands. (c) A plain greenish black American fish (Leirus perciformis); -- called also black rudder fish, logfish, and barrel fish. The name is also applied to other fishes which follow vessels. --
Rudder pendants (Naut.), ropes connected with the rudder chains. [ 1913 Webster ]

n. (Naut.) The upper end of the rudderpost, to which the tiller is attached. [ 1913 Webster ]

n. (Naut.) The hole in the deck through which the rudderpost passes. [ 1913 Webster ]

a. Without a rudder. [ 1913 Webster ]

n. (Naut.) The shank of a rudder, having the blade at one end and the attachments for operating it at the other. [ 1913 Webster ]

n. (Naut.) The main part or blade of the rudder, which is connected by hinges, or the like, with the sternpost of a vessel. [ 1913 Webster ]

a. Made ruddy or red. [ 1913 Webster ]

adv. In a ruddy manner. Byron. [ 1913 Webster ]

n. The quality or state of being ruddy; as, the ruddiness of the cheeks or the sky. [ 1913 Webster ]

v. t. To raddle or twist. [ Obs. ] [ 1913 Webster ]

n. A riddle or sieve. [ Obs. ] Holland. [ 1913 Webster ]

n. [ See Rud; cf. Reddle. ] (Min.) A species of red earth colored by iron sesquioxide; red ocher. [ 1913 Webster ]

v. t. To mark with ruddle; to raddle; to rouge. “Their ruddled cheeks.” Thackeray. [ 1913 Webster ]

A fair sheep newly ruddled. Lady M. W. Montagu. [ 1913 Webster ]

n. [ AS. ruddic; cf. W. rhuddog the redbreast. √113. See Rud, n. ] [ Written also raddock. ] 1. (Zool.) The European robin. “The tame ruddock and the coward kite.” Chaucer. [ 1913 Webster ]

2. A piece of gold money; -- probably because the gold of coins was often reddened by copper alloy. Called also red ruddock, and golden ruddock. [ Obs. ] [ 1913 Webster ]

Great pieces of gold . . . red ruddocks. Florio. [ 1913 Webster ]

a. [ Compar. Ruddier superl. Ruddiest. ] [ AS. rudig. See Rud, n. ] 1. Of a red color; red, or reddish; as, a ruddy sky; a ruddy flame. Milton. [ 1913 Webster ]

They were more ruddy in body than rubies. Lam. iv. 7. [ 1913 Webster ]

2. Of a lively flesh color, or the color of the human skin in high health; as, ruddy cheeks or lips. Dryden. [ 1913 Webster ]

Ruddy duck (Zool.), an American duck (Erismatura rubida) having a broad bill and a wedge-shaped tail composed of stiff, sharp feathers. The adult male is rich brownish red on the back, sides, and neck, black on the top of the head, nape, wings, and tail, and white on the cheeks. The female and young male are dull brown mixed with blackish on the back; grayish below. Called also dunbird, dundiver, ruddy diver, stifftail, spinetail, hardhead, sleepy duck, fool duck, spoonbill, etc. --
Ruddy plover (Zool.) the sanderling. [ 1913 Webster ]

v. t. To make ruddy. [ R. ] Sir W. Scott. [ 1913 Webster ]

a. [ See Un- not, and Curd. ] Not cruddled, or curdled. [ Obs. ] [ 1913 Webster ]

Her breast like to a bowl of cream uncrudded. Spenser. [ 1913 Webster ]