[rɪb], (Noun)

Definitions:
- each of a series of slender curved bones articulated in pairs to the spine (twelve pairs in humans), protecting the thoracic cavity and its organs
(e.g: he had several broken ribs)

- a long raised piece of strengthening or supporting material

- a vein of a leaf or an insect's wing
(e.g: a spinach-type leaf with red ribs)

- a combination of alternate plain and purl stitches producing a ridged, slightly elastic fabric
(e.g: knit twenty rows of rib)


Phrases:

Origin:
Old English rib, ribb (noun), of Germanic origin; related to Dutch rib(be) and German Rippe. Sense 1 of the verb dates from the mid 16th century; the sense ‘tease’ was originally a US slang usage meaning ‘to fool, dupe’ (1930s)

[rɪb], (Verb)

Definitions:
- mark with or form into ridges
(e.g: the road was ribbed with furrows of slush)

- tease good-naturedly
(e.g: the first time I appeared in the outfit I was ribbed mercilessly)


Phrases:

Origin:
Old English rib, ribb (noun), of Germanic origin; related to Dutch rib(be) and German Rippe. Sense 1 of the verb dates from the mid 16th century; the sense ‘tease’ was originally a US slang usage meaning ‘to fool, dupe’ (1930s)

[], (Noun)

Definitions:
- a small open boat with a fibreglass hull and inflatable rubber sides


Phrases:

Origin:
acronym from rigid inflatable boat