ICA

1. Institute of Chartered Accountants (ICAEW of England and Wales; ICAI of Ireland)
2. Institute of Contemporary Arts
3. Invalid Care Allowance (now replaced by Carer's Allowance)

• no flies on
• no-fly zone
• no frills
• no-frills
• nog
• nogaku
• nogg
• nogged
• noggin
• nogging
• noggings
• noggins
• noggs
• no go
• no-go area
• no good
• no-good
• no great shakes
• nogs
• noh
• no hard feelings
• no-hitter
• no-hitters
• no holds barred
• no-holds-barred