動詞 crab:

1. direct (an aircraft) into a crosswind
   同義詞：crab
2. scurry sideways like a crab
   同義詞：crab
3. fish for crab
   同義詞：crab
4. complain
   同義詞：gripe, grouse, crab, beef, squawk, bellyache, holler

形容詞 crabbed:

1. perversely irritable
   同義詞：crabby, cross, fussy, grouchy, grumpy, bad-tempered, ill-tempered

1. A crab moves sideways.
   螃蟹橫著爬行。
2. A crab nipped my toe while I was paddling.
   我　水時腳趾讓螃蟹給夾了。
3. The local people regard these crabs as a great delicacy.
   當地人認為這些螃蟹是珍饈美味。
4. A crab was left stranded on the beach when the tide ebbed.
   退潮時，一只蟹被困留在沙灘上。

crab.bed

adj.（形容詞）
Irritable and perverse in disposition; ill-tempered.
性情上易怒的和剛愎的；脾氣乖戾的
Difficult to understand; complicated.
難懂的；復雜的
Difficult to read:
難辨認的：
例句：
crabbed handwriting.
難辨認的字跡

來源：
Middle English
中古英語
from crabbe [crab] influenced by crab 2
源自 crabbe [蟹] 受 crab2的影響
* see crab
*參見 crab

【引伸】
crab.bedly
adv.（副詞）
crab.bedness
n.（名詞）