(Internet slang, text messaging) Initialism of I know, right?: indicates agreement with a previously mentioned idea, statement, viewpoint, etc.

(Internet slang, text messaging) Alternative letter-case form of IKR.

roe of the salmon, red caviar

(mineralogy) A trigonal-ditrigonal pyramidal brownish yellow mineral containing calcium, cerium, chlorine, fluorine, hafnium, hydrogen, iron, lanthanum, manganese, neodymium, niobium, oxygen, potassium, silicon, sodium, strontium, titanium, and zirconium.

plural of ikranite