Ibsen
Iberia
iberian ham
Islam
Ibrox park
Impossible, mission
Iwata airbrush/compressor
I-phone/pad/pod/watch etc.
Irreversible vasectomy
Independent (the)
Independence day
Icon
Iconoclast
Igloo
Ilyushin
Innocent till proven guilty
Inverness Caledonian Thistle FC
Intu shopping mall
Ibuprofen
Ice pick (might make your ears burn)
Ice bucket
Ice , black
Ice sheet (disappearing)
Icicle
Icky mess on bottom of shoe