Look up: Had

1. HAD
   Hole Accumulated Diode. A type of CCD sensor with a layer designed to accumulate holes (in the electronic sense), thus reducing noise level.
   Found on http://www.zoo.co.uk/~z0001325/Glossary.
   
   
2. Had
   Had (hăd) imperfect & past participle of Have . [ Middle English had , hafde , hefde , Anglo-Saxon hæfde .] See Have . Had as lief , Had rather , Had better , Had as soon<...
   Found on http://www.encyclo.co.uk/webster/H/2
   
   
3. Had
   • (imp. & p. p.) See Have. • (imp. & p. p.) of Have
   Found on http://thinkexist.com/dictionary/meaning
   
   
4. Had
   HAD was an Australian two-stage solid-propellant sounding rocket of the 1960's that was developed primarily for use in upper-atmosphere measurements. HAD was 594 cm long and carried a payload of up to 9 kg to a height of 129 km at a speed of 5045 kmh.
   Found on http://www.probertencyclopaedia.com/brow
   
   
5. HAD
   [Naval Acronyms and Slang] Home Aircraft Depot (RAF)
   Found on http://www.hmforces.co.uk/Join_The_Force
   
   
6. Had
   The word `had` is the past tense of have. Had can be used in a sentence as follows: Rhett Warner `had` knock-out power in both hands, but not anymore. `Had` can also mean:
   Found on http://en.wikipedia.org/wiki/Had