What is the meaning of Riba?

interest or usury, which is haram (sinful) according to sharia law.

river

river, creek

interest (the price of credit)

fish

coast, shore

edge

currant, gooseberry

strip (long, thin piece of area or material)

bar (long, narrow drawn or printed rectangle, cuboid or cylinder)

benefit, profit

bank

shore

up

bank interest, usury

profit

benefit, gain, advantage

to lap: to hold as in one's lap; to rest or recline in someone's lap, or as in a lap

interest, usury

Rōmaji transcription of リバ

boundary (dividing line or location between two areas)

limit

narrow clearing in a forest

beaten path separating two meadows

lap

interest, usury

shore, bank

upon

above

on

high, steep bank

above

fish (animal)

girl, chick

(ribica, diminutive) vagina

shore; shoreline

interest

greed, avarice; usury

bribery, kickback

Source: wiktionary.org