Actively engaged in fighting or dealing with the enemy; in battle or on maneuvers.
Away from the office, classroom, or laboratory; working with people or things in their natural environment.
Used other than figuratively or idiomatically: see in, field.
In a real-world setting, as opposed to the controlled conditions of a laboratory or the hypothesized parameters of a theoretical approach.
of a name, used for more than one variable or procedure etc; differentiated by the compiler based on context
loaded too heavily
of a word, having multiple meanings depending on context