Ruder

adj. crude, discourteous, impolite; primitive, simple, unsophisticated; harsh, severe

Adjective
1. socially incorrect in behavior; "resentment flared at such an unmannered intrusion"
(synonym) ill-mannered, unmannered, unmannerly
(similar) impolite
2. (of persons) lacking in refinement or grace
(synonym) ill-bred, bounderish, lowbred, underbred, yokelish
(similar) unrefined
3. lacking civility or good manners; "want nothing from you but to get away from your uncivil tongue"- Willa Cather
(synonym) uncivil
(attribute) civility
4. (used especially of commodities) in the natural unprocessed condition; "natural yogurt"; "natural produce"; "raw wool"; "raw sugar"; "bales of rude cotton"
(synonym) natural, raw(a), rude(a)
(similar) unprocessed
5. belonging to an early stage of technical development; characterized by simplicity and (often) crudeness; "the crude weapons and rude agricultural implements of early man"; "primitive movies of the 1890s"; "primitive living conditions in the Appalachian mountains"
(synonym) crude, primitive
(similar) early

n. helm, tiller of ship which directs the rudder, steering apparatus of a ship; oar, paddle, racquet, long pole with a wide flat end that is used to propel a boat; rudder

adj. rude, discourteous, impolite, unsophisticated, harsh

[WPI] 1. Badly written or functionally poor, e.g. a program that is very difficult to use because of gratuitously poor design decisions. Opposite: cuspy.
2. Anything that manipulates a shared resource without regard for its other users in such a way as to cause a (non-fatal) problem. Examples: programs that change tty modes without resetting them on exit, or windowing programs that keep forcing themselves to the top of the window stack. Compare all-elbows.
[Jargon File]
(1994-10-27)

OAR
A long pole with a wide flat blade at one end, used for rowing a boat.

RUDDER
A vertical plate or board for steering a boat.