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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

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                                    FORM 8-K

                                 CURRENT REPORT
     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

       Date of report (date of earliest event reported): December 19, 2008


                             ACME UNITED CORPORATION
             (Exact name of registrant as specified in its charter)

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          Connecticut                    001-07698              06-0236700
(State or other jurisdiction of         (Commission          (I.R.S. Employer
 incorporation or organization)         file number)        Identification No.)


60 Round Hill Road, Fairfield, Connecticut                        06824
 (Address of principal executive offices)                       (Zip Code)

       Registrant's telephone number, including area code: (203) 254-6060

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

[_]  Written communications pursuant to Rule 425 under the Securities Act
     (17 CFR 230.425)

[_]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act
     (17 CFR 240.14a-12)

[_]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

[_]  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))

                                      (1)

ITEM 8.01. Other Events On December 19, 2008 Acme United Corporation, issued a press release announcing the approval by its Board of Directors of a stock repurchase program. The press release is furnished as an exhibit to this Current Report on Form 8-K and is incorporated herein by reference. Item 9.01 Financial Statements and Exhibits. (c) Exhibits Exhibit Number Description - -------------- ----------- 99.1 Press release dated December 19, 2008. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. ACME UNITED CORPORATION By /s/ WALTER C. JOHNSEN ------------------------------ Walter C. Johnsen Chairman and Chief Executive Officer Dated: December 19, 2008 By /s/ PAUL G. DRISCOLL ------------------------------ Paul G. Driscoll Vice President and Chief Financial Officer Dated: December 19, 2008 (2)

EXHIBIT 99.1

ACME UNITED CORPORATION            NEWS RELEASE
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                            CONTACT: Paul G. Driscoll
                             Acme United Corporation
                    60 Round Hill Road   Fairfield, CT  06824
                   Phone: (203) 254-6060   FAX: (203) 254-6521
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                                         FOR IMMEDIATE RELEASE December 19, 2008
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ACME UNITED CORPORATION ANNOUNCES STOCK BUYBACK

         FAIRFIELD, CONN. - December 19, 2008 - Acme United Corporation
(AMEX:ACU) announced today that its Board of Directors approved a new stock
repurchase program of up to 150,000 common shares.

         Walter C. Johnsen, Chairman and CEO, said, "We are pleased to announce
this buy-back program as it demonstrates management's commitment to build long
term shareholder value."

         There were 3,343,368 shares outstanding as of December 15, 2008.

         ACME UNITED CORPORATION is an innovative supplier of cutting devices,
measuring instruments, and safety products for school, home, office, hardware
and industrial use. Its leading brands include Westcott(R), Clauss(R), and
PhysiciansCare (R).

         Forward-looking statements in this report, including without
limitation, statements related to the Company's plans, strategies, objectives,
expectations, intentions and adequacy of resources, are made pursuant to the
safe harbor provisions of the Private Securities Litigation Reform Act of 1995.
Investors are cautioned that such forward-looking statements involve risks and
uncertainties including without limitation the following: (i) the Company's
plans, strategies, objectives, expectations and intentions are subject to change
at any time at the discretion of the Company; (ii) the Company's plans and
results of operations will be affected by the Company's ability to manage its
growth, and (iii) other risks and uncertainties indicated from time to time in
the Company's filings with the Securities and Exchange Commission.


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