4 definitions found From WordNet (r) 2.0 [wn]: hr noun: a period of time equal to 1/24th of a day; "the job will take more than an hour" [syn: {hour}, {60 minutes}] From The Collaborative International Dictionary of English v.0.44 [gcide]: hr \hr\ n. [abbreviation] An abbreviation for {hour}, the period of time equal to 1/24th of a day. Syn: hour, 60 minutes. [WordNet 1.5] From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]: hr The {country code} for Croatia. (1999-01-27) From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]: HR High Rate (IEEE 802.11)

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