Crusty eye discharge: Introduction. Crusty eye discharge: discharge from one or both eyes. See detailed information below for a list of 9 causes of Crusty eye discharge, Symptom Checker, including diseases and drug side effect causes. Â» Review Causes of Crusty eye discharge: Causes | Symptom Checker Â».
thwack. tr.v. thwacked, thwackÂ·ing, thwacks. To strike or hit with a flat object; whack. n. A hard blow with a flat object; a whack.
Definition of 'muck in'. muck in. If someone mucks in, they join in with an activity or help other people with a job and do not consider themselves to be too important to do it. Course residents are expected to muck in and be prepared to share rooms. She mucked in with the chores and did her own washing and ironing.