A combustor for a gas turbine engine, comprising: a first liner having a first surface, a second surface opposite the first surface, and a wall having a thickness defined between the first surface and the second surface; a second liner forming a combustion chamber with the second side of the first liner, the combustion chamber configured to receive an air-fuel mixture for combustion; the first liner defining a plurality of effusion cooling holes configured to form a film of cooling fluid on the second surface of the first liner, at least one of the plurality of effusion cooling holes including: an inlet section spaced apart from the first surface, wherein the inlet section further comprises an opening and a bellmouth that surrounds the opening; a converging section fluidly coupled downstream of the inlet section, the inlet section and the converging section defined off of the first surface so as to be outside of the thickness of the wall; a metering section fluidly coupled downstream of the converging section and a portion of the metering section is defined within the thickness of the wall; and an outlet section fluidly coupled downstream of the metering section, the outlet section positioned proximate to the second surface and configured to form the film of cooling air on the second surface, wherein the at least one of the plurality of effusion cooling holes extends along a longitudinal axis, the inlet section being asymmetrical with regard to the longitudinal axis and the metering section being symmetrical with relative to the longitudinal axis.. a first liner having a first surface, a second surface opposite the first surface, and a wall having a thickness defined between the first surface and the second surface; a second liner forming a combustion chamber with the second side of the first liner, the combustion chamber configured to receive an air-fuel mixture for combustion; the first liner defining a plurality of effusion cooling holes configured to form a film of cooling fluid on the second surface of the first liner, at least one of the plurality of effusion cooling holes including: an inlet section spaced apart from the first surface, wherein the inlet section further comprises an opening and a bellmouth that surrounds the opening; a converging section fluidly coupled downstream of the inlet section, the inlet section and the converging section defined off of the first surface so as to be outside of the thickness of the wall; a metering section fluidly coupled downstream of the converging section and a portion of the metering section is defined within the thickness of the wall; and an outlet section fluidly coupled downstream of the metering section, the outlet section positioned proximate to the second surface and configured to form the film of cooling air on the second surface, wherein the at least one of the plurality of effusion cooling holes extends along a longitudinal axis, the inlet section being asymmetrical with regard to the longitudinal axis and the metering section being symmetrical with relative to the longitudinal axis.. a converging section fluidly coupled downstream of the inlet section, the inlet section and the converging section defined off of the first surface so as to be outside of the thickness of the wall; a metering section fluidly coupled downstream of the converging section and a portion of the metering section is defined within the thickness of the wall; and an outlet section fluidly coupled downstream of the metering section, the outlet section positioned proximate to the second surface and configured to form the film of cooling air on the second surface, wherein the at least one of the plurality of effusion cooling holes extends along a longitudinal axis, the inlet section being asymmetrical with regard to the longitudinal axis and the metering section being symmetrical with relative to the longitudinal axis.. <EOS>