29 USC § 142 - Definitions

---
identifier: "/us/usc/t29/s142"
source: "usc"
legal_status: "official_prima_facie"
title: "29 USC § 142 - Definitions"
title_number: 29
title_name: "LABOR"
section_number: "142"
section_name: "Definitions"
chapter_number: 7
chapter_name: "LABOR-MANAGEMENT RELATIONS"
subchapter_number: "I"
subchapter_name: "GENERAL PROVISIONS"
positive_law: false
currency: "119-84"
last_updated: "2026-04-17"
format_version: "1.1.0"
generator: "[email protected]"
source_credit: "(June 23, 1947, ch. 120, title V, § 501, 61 Stat. 161.)"
---


# § 142. Definitions

When used in this chapter—

**(1)** The term “industry affecting commerce” means any industry or activity in commerce or in which a labor dispute would burden or obstruct commerce or tend to burden or obstruct commerce or the free flow of commerce.

**(2)** The term “strike” includes any strike or other concerted stoppage of work by employees (including a stoppage by reason of the expiration of a collective-bargaining agreement) and any concerted slowdown or other concerted interruption of operations by employees.

**(3)** The terms “commerce”, “labor disputes”, “employer”, “employee”, “labor organization”, “representative”, “person”, and “supervisor” shall have the same meaning as when used in subchapter II of this chapter.

---

**Source Credit**: (June 23, 1947, ch. 120, title V, § 501, 61 Stat. 161.)

## Editorial Notes

### References in Text

Subchapter II of this chapter, referred to in par. (3), was in the original “the National Labor Relations Act as amended by this Act” [29 U.S.C. § 151 et seq.].