What the lexicon says. מֵעֶה (me'eh) is defined as "internal organs, inward parts, bowels, intestines, belly", with sub-senses "digestive organs", "organs of procreation, womb", "place of emotions or distress or love (fig.)" and "external belly". Strong's adds "figuratively, sympathy".
What the text does with it. Lamentations, describing a ruined city, in the KJV: "Behold, O LORD; for I [am] in distress: my bowels are troubled" (Lamentations 1:20, KJV). The ASV prints "my heart is troubled" and the BSB "I am churning within" (Lamentations 1:20). The tagged word is H4578 in each case. It appears in 30 verses.
Sources: Lamentations 1:20 (KJV, ASV, BSB); Isaiah 63:15; TBESH entry H4578; Strong's Hebrew Dictionary (1890), entry H4578.
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